CAPE CANAVERAL, Fla. -- In the Space Station Processing Facility at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Alvin Drew (right) assists Mission Specialist Tim Kopra during a hands-on exercise with tools they will use on the mission. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Nicole Stott is given the opportunity to get a close look of the equipment that will be used on their mission. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, a technician describes the thermal protection system underneath the shuttle to STS-133 Mission Specialists Tim Kopra and Alvin Drew. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Commander Steve Lindsey familiarizes himself with the layout of the shuttle's cockpit. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialists Tim Kopra (left) and Alvin drew examine hardware they will use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, a technician discusses the shuttle's braking system to the STS-133 crew members. Pictured are Commander Steve Lindsey (left), Mission Specialist Michael Barratt, Nicole Stott; Pilot Eric Boe and Mission Specialist Tim Kopra. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, a technician speaks with STS-133 Mission Specialist Michael Barratt (left) and Commander Steve Lindsey inside the shuttle's payload bay. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, the STS-133 crew members look up into the shuttle's wheel well as a technician describes the landing gear. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Pilot Eric Boe and Commander Steve Lindsey (partially obscured) become familiar with the layout of the shuttle's cockpit. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Commander Steve Lindsey listens intently as a technician describes the features of a heat-shield tile while Mission Specialists Michael Barratt, Alvin Drew and other technicians look on. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- Attired in clean-room gear, known as 'bunny suits,' STS-133 Pilot Eric Boe and Mission Specialist Nicole Stott peer into the shuttle's payload bay under the watchful eye of a technician in Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In the Space Station Processing Facility at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Alvin Drew practices with a tool he will use while in space as Mission Specialist Tim Kopra looks on. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Commander examines the shuttle's wing leading edge while Mission Specialist Tim Kopra and Michael Barratt look on. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, the STS-133 crew members inspect thermal protection system underneath the shuttle. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Tim Kopra holds a camera that he will use while in space. Mission Specialist Alvin Drew looks on. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Pilot Eric Boe (out of frame) and Mission Specialist Nicole Stott listen to a technician as he describes an element of the shuttle's payload bay. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In the Space Station Processing Facility at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Tim Kopra practices with a tool he will use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialists Tim Kopra (left) and Alvin drew examine hardware they will use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Pilot Eric Boe (right) and Mission Specialist Michael Barratt look on as Commander Steve Lindsey (center) inspects a piece of hardware that will fly on their mission. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Alvin Drew looks through the viewfinder of a camera that he will use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialists Tim Kopra (left), Alvin Drew and Nicole Stott review the hardware that will fly on their mission. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Commander Steve Lindsey (left) and Pilot Eric Boe examine a piece of hardware that will fly on their mission. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialist Tim Kopra looks through the viewfinder of a camera that he will use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, the STS-133 crew members are instructed on the correct fit of a harness. From right are Pilot Eric Boe, Commander Steve Lindsey, Mission Specialists Michael Barratt, Tim Kopra (with harness) Nicole Stott and Alvin Drew. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In the Space Station Processing Facility at NASA's Kennedy Space Center in Florida, the STS-133 crew members examine the exterior of the Permanent Multipurpose Module, or PMM. Pictured are Mission Specialists Nicole Stott and Michael Barratt. The PMM will be used to carry supplies and critical spare parts to the station and will be left behind so it can be used for microgravity experiments in fluid physics, materials science, biology and biotechnology. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Pilot Eric Boe (left) and Mission Specialist Nicole Stott enjoy the moment as a technician describes an element of the shuttle's payload bay. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialists Tim Kopra (left) and Alvin Drew listen intently as a technician describes a piece of equipment they'll use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- Attired in clean-room gear, known as 'bunny suits,' the STS-133 crew members look into the shuttle's payload bay in Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Pilot Eric Boe (left) and Mission Specialist Nicole Stott listen to a technician as he describes an element of the shuttle's payload bay. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 crew members participate in training activities. Here, Mission Specialist Alvin Drew demonstrates the proper fit of a harness while Mission Specialists Tim Kopra (right), Nicole Stott, Michael Barratt; Commander Steve Lindsey (right foreground) and Pilot Eric Boe look on. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Mission Specialists Tim Kopra (left) and Alvin Drew listen intently as a technician describes a piece of equipment they'll use while in space. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In the Space Station Processing Facility at NASA's Kennedy Space Center in Florida, the STS-133 crew members gather inside the Permanent Multipurpose Module, or PMM for a close look at the storage racks. The PMM will be used to carry supplies and critical spare parts to the station and will be left behind so it can be used for microgravity experiments in fluid physics, materials science, biology and biotechnology. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett

CAPE CANAVERAL, Fla. -- In Orbiter Processing Facility-3 at NASA's Kennedy Space Center in Florida, STS-133 Commander Steve Lindsey and Pilot Eric Boe get a 'birds-eye' view through the window into the shuttle's cockpit. The astronauts are at Kennedy for the Crew Equipment Interface Test, or CEIT, which provides the crew with hands-on training and observation of shuttle and flight hardware for their mission to the International Space Station. Launch of the STS-133 mission on space shuttle Discovery is targeted for Nov. 1 at 4:33 p.m. EDT. Photo credit: NASA_Kim Shiflett