Representatives from NASA, Orbital Sciences Corp. and Aerojet participate in a ribbon-cutting ceremony for construction of a flame deflector trench at Stennis Space Center's E Test Complex. Participants included Orbital CEO J.R. Thompson (center, left) and Stennis Space Center Director Gene Goldman (center, right).
E Complex groundbreaking
Construction is complete on the main flame deflector in the flame trench at Launch Complex 39B at NASA's Kennedy Space Center in Florida. The flame deflector will safely deflect the plume exhaust from NASA's Space Launch System rocket during launch. It will divert the rocket's exhaust, pressure and intense heat to the north at liftoff. In view is the south side of the main flame deflector. The Exploration Ground Systems Program at Kennedy is refurbishing the pad to support the launch of the SLS rocket and Orion on Exploration Mission-1, and helping to transform the space center into a multi-user spaceport.
Flame Deflector Complete at Launch Complex 39B
A close-up view of the flame trench and flame deflector at Launch Pad 39B at NASA's Kennedy Space Center in Florida on July 26, 2018. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and other deep space missions. New heat-resistant bricks have been installed on the walls and a new flame deflector is in place. The clean pad concept is designed to support NASA and commercial launch providers at the multi-user spaceport.
EGS Artist Photos - Launch Complex 39B
Construction is complete on the main flame deflector in the flame trench at Launch Complex 39B at NASA's Kennedy Space Center in Florida. The flame deflector will safely deflect the plume exhaust from NASA's Space Launch System rocket during launch. It will divert the rocket's exhaust, pressure and intense heat to the north at liftoff. The Exploration Ground Systems Program at Kennedy is refurbishing the pad to support the launch of the SLS rocket and Orion on Exploration Mission-1, and helping to transform the space center into a multi-user spaceport.
Flame Deflector Complete at Launch Complex 39B
A close-up view of the flame trench and flame deflector at Launch Pad 39B at NASA's Kennedy Space Center in Florida on July 26, 2018. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and other deep space missions. New heat-resistant bricks have been installed on the walls and a new flame deflector is in place. The clean pad concept is designed to support NASA and commercial launch providers at the multi-user spaceport.
EGS Artist Photos - Launch Complex 39B
Construction is complete on the main flame deflector in the flame trench at Launch Complex 39B at NASA's Kennedy Space Center in Florida. The flame deflector will safely deflect the plume exhaust from NASA's Space Launch System rocket during launch. It will divert the rocket's exhaust, pressure and intense heat to the north at liftoff. The Exploration Ground Systems Program at Kennedy is refurbishing the pad to support the launch of the SLS rocket and Orion on Exploration Mission-1, and helping to transform the space center into a multi-user spaceport.
Flame Deflector Complete at Launch Complex 39B
Construction is complete on the main flame deflector in the flame trench at Launch Complex 39B at NASA's Kennedy Space Center in Florida. The flame deflector will safely deflect the plume exhaust from NASA's Space Launch System rocket during launch. It will divert the rocket's exhaust, pressure and intense heat to the north at liftoff. The Exploration Ground Systems Program at Kennedy is refurbishing the pad to support the launch of the SLS rocket and Orion on Exploration Mission-1, and helping to transform the space center into a multi-user spaceport.
Flame Deflector Complete at Launch Complex 39B
The flame trench and flame deflector are in view at Launch Pad 39B at NASA's Kennedy Space Center in Florida on July 26, 2018. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and other deep space missions. New heat-resistant bricks have been installed on the walls and a new flame deflector is in place. The clean pad concept is designed to support NASA and commercial launch providers at the multi-user spaceport.
EGS Artist Photos - Launch Complex 39B
This is a view of the the first test flight of the Saturn V vehicle (SA-501) at the Kennedy Space Center (KSC) launch complex 39A. The thrust chambers of the first stage's five engines extend into the 45-foot-square hole in the mobile launcher platform. Until liftoff, the flames impinged downward onto a flame deflector that diverted the blast lengthwise in the flame trench. Here, a flame deflector, coated with a black ceramic, is in place below the opening, while a yellow (uncoated) spare deflector rests on its track in the background. It took a tremendous flow of water (28,000 gallons per minute) to cool the flame deflector and trench. The Apollo 4 was launched on November 9, 1967 from KSC.
Saturn Apollo Program
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, a crane is used to move one of the large segments of the support hardware for a new flame deflector and position it in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers weld together large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, cranes lower large segments of the support hardware for a new flame deflector into place in the flame trench. Construction workers weld the structures together. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers assist as a large segment of the support hardware for a new flame deflector is positioned in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, a crane is used to move one of the large segments of the support hardware for a new flame deflector and position it in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, large segments of the support hardware for a new flame deflector have been lowered into position in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers position large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation - Prep Work
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers position large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation - Prep Work
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, cranes lower large segments of the support hardware for a new flame deflector into place in the flame trench. Construction workers weld the structures together. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers prepare to weld together large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, a construction worker prepares a large segments of the support hardware for a new flame deflector to be lifted into place in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation - Prep Work
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, a crane is used to move one of the large segments of the support hardware for a new flame deflector and position it in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, large segments of the support hardware for a new flame deflector have been lowered into position in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation
In a view from above at Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers position large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation - Prep Work
At Launch Pad 39B at NASA's Kennedy Space Center in Florida, construction workers position large segments of the support hardware for a new flame deflector in the flame trench. The new flame deflector will be positioned about six feet south of the shuttle-era flame deflector’s position. During liftoff of NASA’s Space Launch System, the rocket’s flame and energy will be diverted to the north side of the flame trench. The north side of the deflector will be protected by a NASA standard coating. The south side of the deflector will not be slanted and will have no lining. The new design will provide easier access for inspection, maintenance and repair. The Ground Systems Development and Operations (GSDO) Program at Kennedy is managing the installation of the flame deflector for Exploration Mission 1, deep space missions, and NASA's Journey to Mars.
Pad 39B Flame Deflector Installation - Prep Work
Technicians are shown at NASA’s Launch Pad 39B at Kennedy Space Center in Florida in Florida on Tuesday, Feb. 10, 2026, with one of two side flame deflectors that will be used to support NASA’s Artemis II launch. Each side flame deflector has two pillar-like extensible columns which are jacked into place to help support mobile launcher 1 when the vehicle is being fueled. During liftoff, the flame deflectors help contain the plume of the SLS (Space Launch System) rocket down into the flame trench.
Artemis II on Launch Pad
CAPE CANAVERAL, Fla. --  During the post-launch walk down of Launch Pad 39A at NASA's Kennedy Space Center, observers noted severe launch damage on a 100’ X 20’ section of the east wall of the north flame trench (seen here).  Broken sections of the flame trench wall were scattered from the flame trench to the pad perimeter fence. NASA is forming an investigation board. The flame trench transecting the pad's mound at ground level is 490 feet long, 58 feet wide and 40 feet high. It is made of concrete and refractory brick.  The top of the solid rocket booster flame deflector abuts with that of the orbiter flame deflector to form a flattened, inverted V-shaped structure beneath the mobile launcher platform's three exhaust holes. The orbiter flame deflector is fixed and is 38 feet high, 72 feet long and 57.6 feet wide. The deflector weighs 1.3 million pounds.  The solid rocket booster deflector is 42.5 feet high, 42 feet long and 57 feet wide. The structure weighs 1.1 million pounds.  The deflectors are built of steel and covered with a high-temperature concrete surface with an average thickness of 5 inches. There are two movable solid rocket booster side flame deflectors, one located on each side of the flame trench. They are 19.5 feet high, 44 feet long and 17.5 feet wide.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. --  During the post-launch walk down of Launch Pad 39A at NASA's Kennedy Space Center, the pad team noted severe launch damage on a 100’ X 20’ section of the east wall of the north flame trench (seen here).  Broken sections of the flame trench wall were scattered from the flame trench to the pad perimeter fence. NASA is forming an investigation board. The flame trench transecting the pad's mound at ground level is 490 feet long, 58 feet wide and 40 feet high. It is made of concrete and refractory brick.  The top of the solid rocket booster flame deflector abuts with that of the orbiter flame deflector to form a flattened, inverted V-shaped structure beneath the mobile launcher platform's three exhaust holes. The orbiter flame deflector is fixed and is 38 feet high, 72 feet long and 57.6 feet wide. The deflector weighs 1.3 million pounds.  The solid rocket booster deflector is 42.5 feet high, 42 feet long and 57 feet wide. The structure weighs 1.1 million pounds.  The deflectors are built of steel and covered with a high-temperature concrete surface with an average thickness of 5 inches. There are two movable solid rocket booster side flame deflectors, one located on each side of the flame trench. They are 19.5 feet high, 44 feet long and 17.5 feet wide.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. --  Debris is scattered across Launch Pad 39A at NASA's Kennedy Space Center following launch of space shuttle Discovery on its STS-124 mission.  During the post-launch walk down, the pad team noted severe launch damage on a 100’ X 20’ section of the east wall of the north flame trench. Broken sections of the flame trench wall were scattered from the flame trench to the pad perimeter fence. NASA is forming an investigation board.  The flame trench transecting the pad's mound at ground level is 490 feet long, 58 feet wide and 40 feet high. It is made of concrete and refractory brick.  The top of the solid rocket booster flame deflector abuts with that of the orbiter flame deflector to form a flattened, inverted V-shaped structure beneath the mobile launcher platform's three exhaust holes. The orbiter flame deflector is fixed and is 38 feet high, 72 feet long and 57.6 feet wide. The deflector weighs 1.3 million pounds.  The solid rocket booster deflector is 42.5 feet high, 42 feet long and 57 feet wide. The structure weighs 1.1 million pounds.  The deflectors are built of steel and covered with a high-temperature concrete surface with an average thickness of 5 inches. There are two movable solid rocket booster side flame deflectors, one located on each side of the flame trench. They are 19.5 feet high, 44 feet long and 17.5 feet wide.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. --  A member of the walk-down team takes a close look at debris scattered across Launch Pad 39A at NASA's Kennedy Space Center following launch of space shuttle Discovery on its STS-124 mission.  During the post-launch walk down, the pad team noted severe launch damage on a 100’ X 20’ section of the east wall of the north flame trench. Broken sections of the flame trench wall were scattered from the flame trench to the pad perimeter fence. NASA is forming an investigation board. The flame trench transecting the pad's mound at ground level is 490 feet long, 58 feet wide and 40 feet high. It is made of concrete and refractory brick.  The top of the solid rocket booster flame deflector abuts with that of the orbiter flame deflector to form a flattened, inverted V-shaped structure beneath the mobile launcher platform's three exhaust holes. The orbiter flame deflector is fixed and is 38 feet high, 72 feet long and 57.6 feet wide. The deflector weighs 1.3 million pounds.  The solid rocket booster deflector is 42.5 feet high, 42 feet long and 57 feet wide. The structure weighs 1.1 million pounds.  The deflectors are built of steel and covered with a high-temperature concrete surface with an average thickness of 5 inches. There are two movable solid rocket booster side flame deflectors, one located on each side of the flame trench. They are 19.5 feet high, 44 feet long and 17.5 feet wide.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – Mechanical engineering students from Louisiana State University joined engineers and scientists at Launch Pad 39B at NASA's Kennedy Space Center in Florida as the students toured the facility to have a look at the flame trench. They went inside the pad structure to the area inside the flame deflector which divides the flame trench and funnels exhaust away from a shuttle at liftoff. The flame deflector, which is about 40-feet tall, is essentially hollow inside and braced by steel beams. The students signed up to help designers looking for new, flame and vibration-resistant materials to line the trench. The students are to build a scaled-down version of the flame trench that Kennedy's scientists can use to try out sample materials for the trench. If the samples work in the lab, they can be tried out in the real flame trenches at Launch Pad 39A and 39B.    The launch pad has been refurbished extensively and work is continuing to modify the pad to support a variety of launch vehicles in the future. Photo credit:  NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – Mechanical engineering students from Louisiana State University joined engineers and scientists at Launch Pad 39B at NASA's Kennedy Space Center in Florida as the students toured the facility to have a look at the flame trench. The students, standing on the flame deflector that divides the trench, signed up to help designers looking for new, flame and vibration-resistant materials to line the trench. The students are to build a scaled-down version of the flame trench that Kennedy's scientists can use to try out sample materials for the trench. If the samples work in the lab, they can be tried out in the real flame trenches at Launch Pad 39A and 39B.    The launch pad has been refurbished extensively and work is continuing to modify the pad to support a variety of launch vehicles in the future. Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – Mechanical engineering students from Louisiana State University joined engineers and scientists at Launch Pad 39B at NASA's Kennedy Space Center in Florida as the students toured the facility to have a look at the flame trench. The students, taking pictures of the flame deflector that divides the trench, signed up to help designers looking for new, flame and vibration-resistant materials to line the trench. The students are to build a scaled-down version of the flame trench that Kennedy's scientists can use to try out sample materials for the trench. If the samples work in the lab, they can be tried out in the real flame trenches at Launch Pad 39A and 39B.    The launch pad has been refurbished extensively and work is continuing to modify the pad to support a variety of launch vehicles in the future. Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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CAPE CANAVERAL, Fla. – A construction crew uses heavy machinery to take apart the flame deflector at Launch Complex 39B as the flame trench is refurbished for future rocket launches at NASA's Kennedy Space Center in Florida. Photo credit: NASA/Daniel Casper
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KENNEDY SPACE CENTER, FLA. -    During a walkdown of Launch Pad 39B, the STS-114 crew pauses for a photograph in the flame trench underneath the pad.  The flame trench, built with concrete and refractory brick, bisects the pad at ground level.  It is 490 feet long, 58 feet wide and 42 feet deep. The flame deflector system includes an inverted, V-shaped steel structure covered with a high-temperature concrete material five inches thick that extends across the center of the flame trench.  One side of the “V” receives and deflects the flames from the Orbiter main engines; the opposite side deflects the flames from the Solid Rocket Boosters. There are also two movable deflectors at the top of the trench to provide additional protection to Shuttle hardware from the Solid Rocket Booster flames.  STS-114 is designated the first Return to Flight mission, with a launch window extending from July 13 to July 31. The crew is at KSC for Terminal Countdown Demonstration Test (TCDT) activities.  The TCDT is held at KSC prior to each Space Shuttle flight. It provides the crew of each mission an opportunity to participate in simulated countdown activities. The test ends with a mock launch countdown culminating in a simulated main engine cutoff. The crew also spends time undergoing emergency egress training exercises at the launch pad.
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CAPE CANAVERAL, Fla. – A view of the flame trench on Launch Pad 39A at NASA's Kennedy Space Center in Florida where repairs of the Fondue Fyre have been made. After launch of space shuttle Atlantis on the STS-125 mission on May 11, a 25-square-foot area of Fondue Fyre from the north side of the solid rocket booster flame deflector was damaged. Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged and needed to be repaired. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle during liftoff. Fondue Fyre is a fire-resistant concrete-like material that replaced the original flame trench bricks. It can be sprayed on the surface. Pad 39A will be used for the launch of space shuttle Endeavour on the STS-127 mission targeted for June 13.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – A view of the flame trench on Launch Pad 39A at NASA's Kennedy Space Center in Florida where repairs of the Fondue Fyre have been made. After launch of space shuttle Atlantis on the STS-125 mission on May 11, a 25-square-foot area of Fondue Fyre from the north side of the solid rocket booster flame deflector was damaged. Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged and needed to be repaired. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle during liftoff. Fondue Fyre is a fire-resistant concrete-like material that replaced the original flame trench bricks. It can be sprayed on the surface. Pad 39A will be used for the launch of space shuttle Endeavour on the STS-127 mission targeted for June 13.  Photo credit: NASA/Jim Grossmann
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CAPE CANAVERAL, Fla. – A view of the flame trench on Launch Pad 39A at NASA's Kennedy Space Center in Florida where repairs of the Fondue Fyre have been made. After launch of space shuttle Atlantis on the STS-125 mission on May 11, a 25-square-foot area of Fondue Fyre from the north side of the solid rocket booster flame deflector was damaged. Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged and needed to be repaired. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle during liftoff. Fondue Fyre is a fire-resistant concrete-like material that replaced the original flame trench bricks. It can be sprayed on the surface. Pad 39A will be used for the launch of space shuttle Endeavour on the STS-127 mission targeted for June 13.  Photo credit: NASA/Jim Grossmann
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KENNEDY SPACE CENTER, FLA. --  In preparation for launch of Space Shuttle Atlantis on mission STS-110, the Rotating Service Structure (RSS) rolls back into launch position.  The RSS provides protected access to the orbiter for changeout and servicing of payloads at the pad.  The structure has access platforms at five levels to provide access to the payload bay.  The Shuttle rests on the Mobile Launcher Platform (MLP), which straddles the flame trench below.  The flame trench is part of the Flame Deflector System that insulates pad structures from the intense heat of a launch.  Mission STS-110 is scheduled to launch April 4 on its 11-day mission to the International Space Station
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CAPE CANAVERAL, Fla. -- At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the bricks from the flame trench walls that are below and between the left and right crawlerway tracks. The space shuttle-era flame trench deflector has been completely removed.      Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, the flame trench remains at Launch Pad 39B after the pad's deconstruction.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector.          In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of vehicles. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, the flame trench remains at Launch Pad 39B after the pad's deconstruction.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector.      In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of vehicles. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the bricks from the flame trench walls that are below and between the left and right crawlerway tracks. The space shuttle-era flame trench deflector has been completely removed.      Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the bricks from the flame trench walls that are below and between the left and right crawlerway tracks. New crawler track panels will be installed. The space shuttle-era flame trench deflector has been completely removed.    Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the bricks from the flame trench walls that are below and between the left and right crawlerway tracks. The space shuttle-era flame trench deflector has been completely removed.    Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Kim Shiflett
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Construction workers assess the repairs needed on the surface of Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
Constructions workers are busy repairing the concrete on the surface of Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
KENNEDY SPACE CENTER, FLA. -- An aerial view of early construction of Launch Pad 39A, looking southwest.  Pad 39A is one of two launch sites for the Apollo Saturn V Moon rocket.  Each site is an eight-sided polygon and 3,000 feet across.  The pad is 390 feet by 325 feet reinforced concrete hardstand standing 48 feet above sea level.  The flame trench in the center holds a 700,000-pound flame deflector during launch operations.
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A construction worker sands a section of a wood beam on the surface of Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
To continue his work, a construction worker secures clamps on a section of metal on the surface of Launch Pad 39B at NASA's Kennedy Space Center in Florida on July 26, 2018. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
Construction workers stage parts and equipment nearby Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
Construction workers stage parts and equipment nearby Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
Teams with Exploration Ground Systems at NASA’s Kennedy Space Center in Florida continue to work the upgrades and repairs on mobile launcher 1 and Launch Pad 39B on June 13, 2023, ahead of the first critical ground testing for Artemis II. Teams are re-designing the panels on the flame deflector in the flame trench that withstood damage observed after launch of Artemis I. Artemis II will be the first Artemis mission flying crew aboard Orion.
Pad 39B and ML-1
Construction workers stage parts and equipment nearby Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
Teams with Exploration Ground Systems at NASA’s Kennedy Space Center in Florida continue to work the upgrades and repairs on mobile launcher 1 and Launch Pad 39B on June 13, 2023, ahead of the first critical ground testing for Artemis II. Teams are re-designing the panels on the flame deflector in the flame trench that withstood damage observed after launch of Artemis I. Artemis II will be the first Artemis mission flying crew aboard Orion.
Pad 39B and ML-1
A construction worker welds a section of metal on the surface of Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Feb. 22, 2019. The launch pad has undergone upgrades and modifications to accommodate NASA's Space Launch System and Orion spacecraft for Exploration Mission-1 and subsequent missions. Upgrades include new heat-resistant bricks on the walls of the flame trench and installation of a new flame deflector. All of the upgrades have been managed by Exploration Ground Systems.
Pad 39B Upgrades - February 2019
CAPE CANAVERAL, Fla. – A closeup of damage found in the Launch Pad 39A flame trench at NASA's Kennedy Space Center in Florida after launch of space shuttle Atlantis on the STS-125 mission May 11. About 25 square feet of Fondue Fyre broke off from the north side of the solid rocket booster flame deflector. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle.   Fondue Fyre is a fire-resistant concrete-like material.  Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged. Preliminary assessments indicated technicians can make repairs to the pad in time to support space shuttle Endeavour's targeted June 13 launch.  Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. – A closeup of damage found in the Launch Pad 39A flame trench at NASA's Kennedy Space Center in Florida after launch of space shuttle Atlantis on the STS-125 mission May 11. About 25 square feet of Fondue Fyre broke off from the north side of the solid rocket booster flame deflector. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle.   Fondue Fyre is a fire-resistant concrete-like material.  Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged. Preliminary assessments indicated technicians can make repairs to the pad in time to support space shuttle Endeavour's targeted June 13 launch.  Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. – A closeup of damage found in the Launch Pad 39A flame trench at NASA's Kennedy Space Center in Florida after launch of space shuttle Atlantis on the STS-125 mission May 11. About 25 square feet of Fondue Fyre broke off from the north side of the solid rocket booster flame deflector. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle.   Fondue Fyre is a fire-resistant concrete-like material.  Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged. Preliminary assessments indicated technicians can make repairs to the pad in time to support space shuttle Endeavour's targeted June 13 launch.  Photo credit: NASA/Kim Shiflett
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A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A close-up view of the mobile launcher for Artemis I with the two side flame deflectors positioned underneath during a countdown demonstration test at Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Oct. 23, 2020. Also in view is the main flame deflector in the flame trench. The nearly 400-foot-tall mobile launcher is at the pad while engineers with Exploration Ground Systems and Jacobs complete several tasks, including a timing test to validate the launch team’s countdown timeline, and a thorough, top-to-bottom wash down of the mobile launcher to remove any debris remaining from construction and installation of the umbilical arms. Artemis I will test the Orion spacecraft and Space Launch System as an integrated system ahead of crewed flights to the Moon. Under the Artemis program, NASA will land the first woman and the next man on the Moon in 2024.
EGS Launch Countdown Demonstration at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A view of the mobile launcher for Artemis I with the two side flame deflectors positioned underneath during a countdown demonstration test at Launch Pad 39B at NASA’s Kennedy Space Center in Florida on Oct. 23, 2020. Also in view is the main flame deflector in the flame trench. The nearly 400-foot-tall mobile launcher is at the pad while engineers with Exploration Ground Systems and Jacobs complete several tasks, including a timing test to validate the launch team’s countdown timeline, and a thorough, top-to-bottom wash down of the mobile launcher to remove any debris remaining from construction and installation of the umbilical arms. Artemis I will test the Orion spacecraft and Space Launch System as an integrated system ahead of crewed flights to the Moon. Under the Artemis program, NASA will land the first woman and the next man on the Moon in 2024.
EGS Launch Countdown Demonstration at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water will reach about 100 feet in the air above the pad surface. It will flow at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system is in progress at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water reaches about 100 feet in the air above the pad surface. It flows at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
A flow test of the Ignition Overpressure Protection and Sound Suppression water deluge system begins at Launch Pad 39B at NASA's Kennedy Space Center in Florida, on Oct. 15, 2018. At peak flow, the water will reach about 100 feet in the air above the pad surface. It will flow at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers. The testing is part of Exploration Ground System's preparation for the new Space Launch System rocket. Modifications were made to the pad after a previous wet flow test, increasing the performance of the system. During the launch of Exploration Mission-1 and subsequent missions, this water deluge system will release about 450,000 gallons of water across the mobile launcher and Flame Deflector to reduce the extreme heat and energy generated by the rocket during ignition and liftoff.
Wet Flow Test at Pad 39B
KENNEDY SPACE CENTER, FLA. --  Space Shuttle Atlantis is revealed as the Rotating Service Structure rolls back into launch position.  The RSS provides protected access to the orbiter for changeout and servicing of payloads at the pad.  The structure has access platforms at five levels to provide access to the payload bay.  The Shuttle rests on the Mobile Launcher Platform (MLP), which straddles the flame trench below.  The flame trench is part of the Flame Deflector System that insulates pad structures from the intense heat of the launch.  Above the golden external tank is the vent hood (known as the "beanie cap") at the end of the gaseous oxygen vent arm.  Vapors are created as the liquid oxygen in the external tank boil off.   The hood vents the gaseous oxygen vapors away from the Space Shuttle vehicle.  Mission STS-110 is scheduled to launch April 4 on its 11-day mission to the International Space Station
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CAPE CANAVERAL, Fla. – In Launch Pad 39A lame trench at NASA's Kennedy Space Center in Florida, workers document damage found  after launch of space shuttle Atlantis on the STS-125 mission May 11. About 25 square feet of Fondue Fyre broke off from the north side of the solid rocket booster flame deflector. The flame trench channels the flames and smoke exhaust of the shuttle's solid rocket boosters away from the space shuttle.    Fondue Fyre is a fire-resistant concrete-like material.  Some pneumatic lines (gaseous nitrogen, pressurized air) in the area also were damaged. Preliminary assessments indicated technicians can make repairs to the pad in time to support space shuttle Endeavour's targeted June 13 launch.  Photo credit: NASA/Kim Shiflett
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During Terminal Countdown Demonstration Test (TDCT) activities at Launch Pad 39B, the STS-103 crew pose in front of the flame trench, which is situated underneath the Mobile Launcher Platform holding Space Shuttle Discovery. Standing left to right are Mission Specialists Claude Nicollier of Switzerland, who is with the European Space Agency (ESA), C. Michael Foale (Ph.D.), John M. Grunsfeld (Ph.D.), Pilot Scott J. Kelly, Commander Curtis L. Brown Jr., and Mission Specialists Jean-François Clervoy of France, also with ESA, and Steven L. Smith. One of the solid rocket boosters and the external tank that are attached to Discovery can be seen in the photo. The flame trench is made of concrete and refractory brick, and contains an orbiter flame deflector on one side and solid rocket booster flame deflector on the other. The deflectors protect the flame trench floor and pad surface from the intense heat of launch. The TCDT provides the crew with emergency egress training, opportunities to inspect their mission payloads in the orbiter's payload bay, and simulated countdown exercises. STS-103 is a "call-up" mission due to the need to replace and repair portions of the Hubble Space Telescope, including the gyroscopes that allow the telescope to point at stars, galaxies and planets. The STS-103 crew will be replacing a Fine Guidance Sensor, an older computer with a new enhanced model, an older data tape recorder with a solid-state digital recorder, a failed spare transmitter with a new one, and degraded insulation on the telescope with new thermal insulation. The crew will also install a Battery Voltage/Temperature Improvement Kit to protect the spacecraft batteries from overcharging and overheating when the telescope goes into a safe mode. Four EVA's are planned to make the necessary repairs and replacements on the telescope. The mission is targeted for launch Dec. 6 at 2:37 a.m. EST
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Operators at NASA's John C. Stennis Space Center are completing modifications to the E-1 Test Stand to begin testing Aerojet AJ26 rocket engines in early summer of 2010. Modifications include construction of a 27-foot-deep flame deflector trench. The AJ26 rocket engines will be used to power Orbital Sciences Corp.'s Taurus II space vehicles to provide commercial cargo transportation missions to the International Space Station for NASA. Stennis has partnered with Orbital to test all engines for the transport missions.
AJ26 rocket engine testing news briefing
CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the flame trench deflector located below and between the left and right crawlerway tracks has been removed.     Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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Operators at NASA's John C. Stennis Space Center are completing modifications to the E-1 Test Stand to begin testing Aerojet AJ26 rocket engines in early summer of 2010. Modifications include construction of a 27-foot-deep flame deflector trench. The AJ26 rocket engines will be used to power Orbital Sciences Corp.'s Taurus II space vehicles to provide commercial cargo transportation missions to the International Space Station for NASA. Stennis has partnered with Orbital to test all engines for the transport missions.
AJ26 rocket engine testing news briefing
CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the flame trench deflector that was located below and between the left and right crawlerway tracks has been removed.     Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the flame trench deflector that was located below and between the left and right crawlerway tracks has been removed.    Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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CAPE CANAVERAL, Fla. -- At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, workers are removing the flame trench deflector that sits below and between the left and right crawler track panels.    Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http:__go.nasa.gov_groundsystems.  Photo credit: NASA_Jim Grossman
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CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the flame trench deflector that was located below and between the left and right crawlerway tracks has been removed.     Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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About 450,000 gallons of water flowed at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers during a wet flow test at Launch Pad 39B at NASA's Kennedy Space Center in Florida. At peak flow, the water reached about 100 feet in the air above the pad surface. The test was a milestone to confirm and baseline the performance of the Ignition Overpressure/Sound Suppression system. During launch of NASA's Space Launch System rocket and Orion spacecraft, the high-speed water flow will help protect the vehicle from the extreme acoustic and temperature environment during ignition and liftoff.
Wet Flow Test at Launch Complex 39B
With a view of the flame trench and flame deflector below, NASA's mobile launcher (ML) atop crawler-transporter 2 arrives at Launch Pad 39B on Aug. 31, 2018, at the agency's Kennedy Space Center in Florida. The ML will undergo a fit check, followed by several days of systems testing. The 380-foot-tall mobile launcher is equipped with the crew access arm and several umbilicals that will provide power, environmental control, pneumatics, communication and electrical connections to NASA's Space Launch System (SLS) and Orion spacecraft. Exploration Ground Systems is preparing the ground systems necessary to launch SLS and Orion on Exploration Mission-1, missions to the Moon and on to Mars.
Mobile Laucher Moves Toward EM-1 - Trek to Launch Complex 39B
About 450,000 gallons of water flowed at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers during a wet flow test at Launch Pad 39B at NASA's Kennedy Space Center in Florida. At peak flow, the water reached about 100 feet in the air above the pad surface. The test was a milestone to confirm and baseline the performance of the Ignition Overpressure/Sound Suppression system. During launch of NASA's Space Launch System rocket and Orion spacecraft, the high-speed water flow will help protect the vehicle from the extreme acoustic and temperature environment during ignition and liftoff.
Wet Flow Test at Launch Complex 39B
Crawler-transporter 2 (CT-2) arrives on the surface of Launch Pad 39B for a fit check on May 22, 2018, at NASA's Kennedy Space Center in Florida. The test drive to the pad confirms that all of the recent modifications to CT-2 and Pad 39B are operational to support the launch of the agency's Space Launch System rocket and Orion spacecraft on Exploration Mission-1. In view is the south side of the flame trench and the south side of the recently installed new main flame deflector. Exploration Ground Systems managed the modifications and upgrades to CT-2 and Pad 39B to prepare for EM-1 and deep space exploration missions.
Crawler Transporter 2 at Launch Complex 39B
About 450,000 gallons of water flowed at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers during a wet flow test at Launch Pad 39B at NASA's Kennedy Space Center in Florida. At peak flow, the water reached about 100 feet in the air above the pad surface. The test was a milestone to confirm and baseline the performance of the Ignition Overpressure/Sound Suppression system. During launch of NASA's Space Launch System rocket and Orion spacecraft, the high-speed water flow will help protect the vehicle from the extreme acoustic and temperature environment during ignition and liftoff.
Wet Flow Test at Launch Complex 39B
Crawler-transporter 2 (CT-2) arrives on the surface of Launch Pad 39B for a fit check on May 22, 2018, at NASA's Kennedy Space Center in Florida. The test drive to the pad confirms that all of the recent modifications to CT-2 and Pad 39B are operational to support the launch of the agency's Space Launch System rocket and Orion spacecraft on Exploration Mission-1. In view is the south side of the flame trench and the south side of the recently installed new main flame deflector. Exploration Ground Systems managed the modifications and upgrades to CT-2 and Pad 39B to prepare for EM-1 and deep space exploration missions.
Crawler Transporter 2 at Launch Complex 39B
Crawler-transporter 2 (CT-2) arrives on the surface of Launch Pad 39B for a fit check on May 22, 2018, at NASA's Kennedy Space Center in Florida. The test drive to the pad confirms that all of the recent modifications to CT-2 and Pad 39B are operational to support the launch of the agency's Space Launch System rocket and Orion spacecraft on Exploration Mission-1. In view is the south side of the flame trench and the south side of the recently installed new main flame deflector. Exploration Ground Systems managed the modifications and upgrades to CT-2 and Pad 39B to prepare for EM-1 and deep space exploration missions.
Crawler Transporter 2 at Launch Complex 39B
About 450,000 gallons of water flowed at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers during a wet flow test at Launch Pad 39B at NASA's Kennedy Space Center in Florida. At peak flow, the water reached about 100 feet in the air above the pad surface. The test was a milestone to confirm and baseline the performance of the Ignition Overpressure/Sound Suppression system. During launch of NASA's Space Launch System rocket and Orion spacecraft, the high-speed water flow will help protect the vehicle from the extreme acoustic and temperature environment during ignition and liftoff.
Wet Flow Test at Launch Complex 39B
About 450,000 gallons of water flowed at high speed from a holding tank through new and modified piping and valves, the flame trench, flame deflector nozzles and mobile launcher interface risers during a wet flow test at Launch Pad 39B at NASA's Kennedy Space Center in Florida. At peak flow, the water reached about 100 feet in the air above the pad surface. The test was a milestone to confirm and baseline the performance of the Ignition Overpressure/Sound Suppression system. During launch of NASA's Space Launch System rocket and Orion spacecraft, the high-speed water flow will help protect the vehicle from the extreme acoustic and temperature environment during ignition and liftoff.
Wet Flow Test at Launch Complex 39B
CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, cleanup of Launch Pad 39B is in progress beside the pad's flame trench.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector. Sand, reinforcing steel and large wooden mats were placed over the pad's concrete surfaces during deconstruction to protect them from falling debris.  In the distance is the 525-foot-tall Vehicle Assembly Building.    In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of rockets and spacecraft. The lightning protection system, consisting of three lightning towers and a wire catenary system, will remain. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, cleanup of Launch Pad 39B is in progress beside the pad's flame trench.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector. Sand, reinforcing steel and large wooden mats were placed over the pad's concrete surfaces during deconstruction to protect them from falling debris.  In the distance is the 525-foot-tall Vehicle Assembly Building.    In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of rockets and spacecraft. The lightning protection system, consisting of three lightning towers and a wire catenary system, will remain. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, cleanup of Launch Pad 39B is in progress beside the pad's flame trench.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector. Sand, reinforcing steel and large wooden mats were placed over the pad's concrete surfaces during deconstruction to protect them from falling debris.  In the distance is the 525-foot-tall Vehicle Assembly Building.    In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of rockets and spacecraft. The lightning protection system, consisting of three lightning towers and a wire catenary system, will remain. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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CAPE CANAVERAL, Fla. -- At NASA's Kennedy Space Center in Florida, cleanup of Launch Pad 39B is in progress beside the pad's flame trench.  The trench is 450 feet long, 58 feet wide and 42 feet deep with an inner inverted V-shaped steel flame deflector. Sand, reinforcing steel and large wooden mats were placed over the pad's concrete surfaces during deconstruction to protect them from falling debris.     In 2009, the structure at the pad was no longer needed for NASA's Space Shuttle Program, so it is being restructured for future use. The new design will feature a "clean pad" for rockets to come with their own launcher, making it more versatile for a number of rockets and spacecraft. The lightning protection system, consisting of three lightning towers and a wire catenary system, will remain. For information on NASA's future plans, visit http://www.nasa.gov/exploration. Photo credit: NASA/Kim Shiflett
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KENNEDY SPACE CENTER, FLA. --   Space Shuttle Atlantis, mounted on a mobile launch platform, finally rests on the hard stand of Launch Pad 39A, straddling the flame trench. This is the second rollout for the shuttle.  The flame trench transecting the pad's mound at ground level is 490 feet long, 58 feet wide and 40 feet high. It is made of concrete and refractory brick. Pad structures are insulated from the intense heat of launch by the flame deflector system, which protects the flame trench floor and the pad surface along the top of the flame trench.  On the left of the shuttle are the fixed service structure and rotating service structure in open position.  When closed, the rotating structure provides protected access to the orbiter for changeout and servicing of payloads at the pad. It is supported by a rotating bridge that pivots about a vertical axis on the west side of the pad's flame trench.  The white area in the center is the Payload Changeout Room, an enclosed, environmentally controlled portion of the rotating service structure that supports payload delivery at the launch pad and subsequent vertical installation in the orbiter payload bay.  First motion out of the Vehicle Assembly Building was at 5:02 a.m. EDT. In late February, while Atlantis was on the launch pad, Atlantis' external tank received hail damage during a severe thunderstorm that passed through the Kennedy Space Center Launch Complex 39 area. The hail caused visible divots in the giant tank's foam insulation, as well as minor surface damage to about 26 heat shield tiles on the shuttle's left wing. The shuttle was returned to the VAB for repairs. The launch of Space Shuttle Atlantis on mission STS-117 is now targeted for June 8. A flight readiness review will be held on May 30 and 31.  Photo credit: NASA/Troy Cryder
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CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the flame trench deflector that was located below and between the left and right crawlerway tracks has been removed. Work will continue to repair or replace the bricks on the walls.    Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, the crawler track panels have been removed and construction workers continue to repair the concrete on the surface of the pad. The flame trench deflector that was located below and between the left and right crawlerway tracks has been removed.     Pad B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems.  Photo credit: NASA/Jim Grossman
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CAPE CANAVERAL, Fla. – At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the flame trench deflector that sits below and between the left and right crawlerway tracks.    Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft. For more information about GSDO, visit: http://go.nasa.gov/groundsystems. Photo credit: NASA/Jim Grossman
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