NASA astronaut Butch Wilmore visits with construction workers at the new SLS test stand, 4693, in the West test area of MSFC followed by a media event with NASA administrator, Charles Bolden

NASA astronaut Butch Wilmore exchanges jacket and hard hat with one of the construction workers building SLS test stand 4693 in the West test area of the Marshall Space Flight Center

NASA astronaut Butch Wilmore in a group photograph with construction workers building SLS test stand 4693 in the West test area of the Marshall Space Flight Center

NASA's Boeing Crew Flight Test (CFT) astronauts Barry "Butch" Wilmore and Sunita "Suni" Williams pose for a picture during T-38 pre-flight activities at Ellington Field.

iss071e318564 (July 10, 2024) --- NASA astronaut and Boeing's Crew Flight Test Commander Butch Wilmore reviews procedures on a computer tablet for life support maintenance work aboard the International Space Station.

ASTRONAUTS BARRY "BUTCH” WILMORE, VICTOR GLOVER, DON PETTIT AND STEPHANIE WILSON SOAR ABOVE TEST STAND 4693 IN #NASA T-38 JETS ON AUG. 9, 2016

ASTRONAUTS BARRY "BUTCH” WILMORE, VICTOR GLOVER, DON PETTIT AND STEPHANIE WILSON SOAR ABOVE TEST STAND 4693 IN #NASA T-38 JETS ON AUG. 9, 2016

iss071e379502 (July 23, 2024) --- Clockwise from left, NASA astronauts Suni Williams, Mike Barratt, and Butch Wilmore work on lab maintenance tasks aboard the International Space Station. Williams and Wilmore are the Pilot and Commander, respectively, for Boeing's Crew Flight Test and Barratt is an Expedition 71 Flight Engineer.

iss072e629219 (Feb. 19, 2025) --- NASA astronaut and Expedition Flight Engineer Butch Wilmore replaces components on a spacesuit inside the International Space Station's Quest airlock.

Inside the United Launch Alliance Horizontal Integration Facility at Cape Canaveral Air Force Station in Florida, NASA astronaut Barry "Butch" Wilmore views the first integrated piece of flight hardware for NASA's Space Launch System (SLS) rocket, the Interim Cryogenic Propulsion Stage (ICPS). The ICPS is the in-space stage that is located toward the top of the rocket, between the Launch Vehicle Stage Adapter and the Orion Spacecraft Adapter. It will provide some of the in-space propulsion during Orion's first flight test atop the SLS on Exploration Mission 1.

Inside the United Launch Alliance Horizontal Integration Facility at Cape Canaveral Air Force Station in Florida, NASA astronaut Barry "Butch" Wilmore views the first integrated piece of flight hardware for NASA's Space Launch System (SLS) rocket, the Interim Cryogenic Propulsion Stage (ICPS). The ICPS is the in-space stage that is located toward the top of the rocket, between the Launch Vehicle Stage Adapter and the Orion Spacecraft Adapter. It will provide some of the in-space propulsion during Orion's first flight test atop the SLS on Exploration Mission 1.

Inside the United Launch Alliance Horizontal Integration Facility at Cape Canaveral Air Force Station in Florida, NASA astronaut Barry "Butch" Wilmore views the first integrated piece of flight hardware for NASA's Space Launch System (SLS) rocket, the Interim Cryogenic Propulsion Stage (ICPS). The ICPS is the in-space stage that is located toward the top of the rocket, between the Launch Vehicle Stage Adapter and the Orion Spacecraft Adapter. It will provide some of the in-space propulsion during Orion's first flight test atop the SLS on Exploration Mission 1.

Inside the United Launch Alliance Horizontal Integration Facility at Cape Canaveral Air Force Station in Florida, NASA astronaut Barry "Butch" Wilmore views the first integrated piece of flight hardware for NASA's Space Launch System (SLS) rocket, the Interim Cryogenic Propulsion Stage (ICPS). The ICPS is the in-space stage that is located toward the top of the rocket, between the Launch Vehicle Stage Adapter and the Orion Spacecraft Adapter. It will provide some of the in-space propulsion during Orion's first flight test atop the SLS on Exploration Mission 1.

iss072e126515 (Oct. 29, 2024) --- From left, NASA astronaut Butch Wilmore and Roscosmos cosmonaut Aleksandr Gorbunov are pictured aboard the International Space Station's Destiny laboratory module. Wilmore was monitoring Gorbunov as he pedaled on the orbital outpost's exercise cycle, also known as the Cycle Ergometer with Vibration Isolation and Stabilization System (CEVIS).

iss072e472714 (Jan. 14, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore configures spacewalking hardware aboard the International Space Station's Unity module.

iss072e146329 (Nov. 6, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works on science maintenance tasks inside the International Space Station's Kibo laboratory module.

iss072e014343 (Oct. 4, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore performs spacesuit maintenance aboard the International Space Station's Quest airlock.

iss072e099557 (Oct. 25, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works in the Harmony module printing and updating International Space Station emergency procedures.

Inside the United Launch Alliance Horizontal Integration Facility at Cape Canaveral Air Force Station in Florida, NASA astronaut Barry "Butch" Wilmore, far left, views the first integrated piece of flight hardware for NASA's Space Launch System (SLS) rocket, the Interim Cryogenic Propulsion Stage (ICPS). The ICPS is the in-space stage that is located toward the top of the rocket, between the Launch Vehicle Stage Adapter and the Orion Spacecraft Adapter. It will provide some of the in-space propulsion during Orion's first flight test atop the SLS on Exploration Mission 1.

NASA ASTRONAUT BUTCH WILMORE SPEAKS TO NASA MARSHALL SPACE FLIGHT CENTER TEAM MEMBERS DURING HIS NOV. 16 MARSHALL VISIT ABOUT HIS EXPERIENCES LIVING AND WORKING NEARLY SIX MONTHS ON THE INTERNATIONAL SPACE STATION AND SERVING AS EXPEDITION 42 COMMANDER. THE "SHARED EXPERIENCES" DISCUSSION SERIES IS A KEY PART OF THE "MISSION SUCCESS IS IN OUR HANDS" INITIATIVE TO STRENGTHEN TEAM MEMBERS' COMMITMENT TO MISSION ASSURANCE AND SAFETY.

iss072e574845 (Jan. 30, 2025) --- Two spacewalkers, Expedition 72 Flight Engineer Butch Wilmore (upper left) and Expedition 72 Commander Suni Williams (lower right), both NASA astronauts, work outside the International Space Station during a five-hour and 26-minute spacewalk to remove radio communciations hardware and swab for microorganisms.

TODD MAY,CHARLIE BOLDEN AND ASTRONAUT BUTCH WILMORE BRIEF NEWS MEDIA ON PROGRESS OF NEW TEST STAND CONSTRUCTION FOR SLS TESTING

TODD MAY,CHARLIE BOLDEN AND ASTRONAUT BUTCH WILMORE BRIEF NEWS MEDIA ON PROGRESS OF NEW TEST STAND CONSTRUCTION FOR SLS TESTING

NASA astronaut Butch Wilmore delivers the keynote address at The Space Shuttle Columbia National Tour town hall Nov. 5 at Marshall.

TODD MAY,CHARLIE BOLDEN AND ASTRONAUT BUTCH WILMORE BRIEF NEWS MEDIA ON PROGRESS OF NEW TEST STAND CONSTRUCTION FOR SLS TESTING

iss072e595522 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost.

iss072e576465 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost.

iss072e575553 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost.

iss072e575045 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost.

iss072e782430 (March 16, 2025) --- NASA astronauts (from left) Butch Wilmore and Nick Hague, both Expedition 72 Flight Engineers, are pictured relaxing inside the International Space Station's Harmony module.

iss071e513842 (Aug. 9, 2024) --- NASA astronauts Butch Wilmore and Suni Williams, Boeing's Crew Flight Test Commander and Pilot respectively, inspect safety hardware aboard the International Space Station.

From left, Starliner Flight Crew Integration Manager Tony Ceccacci, and NASA astronauts Barry “Butch” Wilmore and Sunita “Suni” Williams participate in a mission rehearsal at Boeing’s Avionics and Software Integration Lab in Houston.

iss071e379489 (July 23, 2024) --- Clockwise from bottom, NASA astronauts Mike Barratt, Butch Wilmore, and Suni Williams are at work inside the International Space Station's Unity module. The trio was configuring the ArgUS Mission 1 technology demonstration hardware to test the external operations of communications, computer processing, and high-definition video gear in the vacuum of space.

jsc2025e032540 (March 18, 2025) --- NASA astronaut Butch Wilmore receives a warm welcome at Johnson Space Center's Ellington Field in Houston after completing a long-duration science mission aboard the International Space Station. After undocking from the orbiting laboratory, NASA’s SpaceX Crew-9 splashed down at 5:57 p.m. EDT on Tuesday, March 18, in the Gulf of America near Tallahassee, Florida.

jsc2025e032541 (March 18, 2025) --- After completing a long-duration science mission aboard the International Space Station, NASA astronaut Butch Wilmore returns to Johnson Space Center's Ellington Field in Houston and is greeted by Steve Koerner, acting center director, and Norm Knight, acting deputy center director. NASA’s SpaceX Crew-9 splashed down at 5:57 p.m. EDT on Tuesday, March 18, in the Gulf of America near Tallahassee, Florida.

jsc2025e032543 (March 18, 2025) --- NASA astronaut Butch Wilmore receives a warm welcome at Johnson Space Center's Ellington Field in Houston from NASA astronauts Reid Wiseman and Woody Hoburg after completing a long-duration science mission aboard the International Space Station. After undocking from the orbiting laboratory, NASA’s SpaceX Crew-9 splashed down at 5:57 p.m. EDT on Tuesday, March 18, in the Gulf of America near Tallahassee, Florida.

NASA astronaut Butch Wilmore speaks with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Wilmore, along with NASA astronauts Nick Hague and Suni Williams served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

iss072e575100 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost. The space station was orbiting 260 miles above Eastern Europe at the time of this photograph.

iss072e575090 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost. The space station was orbiting 261 miles above Eastern Europe at the time of this photograph.

iss072e575158 (Jan. 30, 2025) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works outside the International Space Station during a five-hour and 26-minute spacewalk. Wilmore swabbed external surfaces searching for microorganisms that may survive and reproduce near vents on the exterior of the orbital outpost. The space station was orbiting into a sunset 259 miles above Eastern Europe at the time of this photograph.

iss072e143154 (Oct. 30, 2024) --- Expedition 72 Flight Engineers (from left) Don Pettit and Butch Wilmore, both NASA astronauts, remove a small satellite deployer from inside the Kibo laboratory module's airlock that had earlier deployed several CubeSats into Earth orbit for a series of technology studies.

iss072e308299 (Dec. 2, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore shows off research hardware supporting a study that explores 3D printing on-demand medical devices on the International Space Station to treat Earthbound and space-caused health conditions.

Commercial Crew Program astronauts Mike Fincke, Nicole Mann and Barry "Butch" Wilmore in Free Flyer Track & Capture Sim training in SES Alpha Cupola.

Commercial Crew Program astronauts Mike Fincke, Nicole Mann and Barry "Butch" Wilmore in Free Flyer Track & Capture Sim training in SES Alpha Cupola.

Commercial Crew Program astronauts Mike Fincke, Nicole Mann and Barry "Butch" Wilmore in Free Flyer Track & Capture Sim training in SES Alpha Cupola.

Boeing CFT crew member Mike Fincke with backup Barry "Butch" Wilmore during Boeing CFT/59S BU ISS EVA Maintenance 1 PRF training.

Boeing CFT crew member Mike Fincke with backup Barry "Butch" Wilmore during Boeing CFT/59S BU ISS EVA Maintenance 1 PRF training.

Boeing CFT crew member Mike Fincke with backup Barry "Butch" Wilmore during Boeing CFT/59S BU ISS EVA Maintenance 1 PRF training.

Commercial Crew Program astronaut Barry "Butch" Wilmore in EVA suitup at NBL with Expedition 62 cosmonaut Nikolai Tikhonov during Expedition 62 ISS EVA Maintenance 2 training.

NASA astronaut Butch Wilmore speaks with attendees of NASA’s Day on the Hill, Tuesday, Sept. 16, 2025, at the Hart Senate Office Building in Washington. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Butch Wilmore speaks about his time onboard the International Space Station as part of Expedition 72, Wednesday, Sept. 17, 2025, during an employee engagement event at the Mary W. Jackson NASA Headquarters building in Washington. Nick Hague, Suni Williams, Butch Wilmore, and Don Pettit served as part of Expedition 72 onboard the orbiting laboratory. Photo Credit: (NASA/Aubrey Gemignani)

iss072e391444 (Dec. 18, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works inside the International Space Station's Columbus laboratory module to begin installing the European Enhanced Exploration Exercise Device. The futuristic exercise gear will be tested by the station crew using its advanced bicycling, rowing, and resistive capabilities. The small and compact workout gear will be evaluated in the orbital outpost’s microgravity environment before being used on longer term missions to the Moon, Mars, and beyond.

iss072e146319 (Nov. 6, 2024) --- Expedition 72 Flight Engineers (from left) Nick Hague and Butch Wilmore, both NASA astronauts, partner together inside the International Space Station's Kibo laboratory module on space biology research. Hague was exploring the potential of biomanufacturing using microorganisms and cell cutlures to create food, medicine, and more in the microgravity environment reducing the need for cargo missions launched from Earth and promoting crew self-sufficiency during long-term missions.

iss072e391382 (Dec. 18, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore works inside the International Space Station's Columbus laboratory module to begin installing the European Enhanced Exploration Exercise Device. The futuristic exercise gear will be tested by the station crew using its advanced bicycling, rowing, and resistive capabilities. The small and compact workout gear will be evaluated in the orbital outpost’s microgravity environment before being used on longer term missions to the Moon, Mars, and beyond.

iss072e280736 (Nov. 26, 2024) --- NASA astronauts (from left) Don Pettit and Butch Wilmore, both Expedition 72 flight engineers, pack external research hardware removed from the Kibo laboratory module's airlock. The hardware housed a variety of samples exposed to the vacuum of space such as polymers, photovoltaic devices, and more. The samples will be returned to Earth and examined to understand how space radiation, the extreme thermal environment, micrometeoroids, and more affect materials possibly benefitting the space industry.

iss072e145969 (Nov. 6, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore installs the Powered Ascent Utility Locker-2 (PAUL-2) in an EXPRESS rack aboard the International Space Station's Destiny laboratory module. PAUL-2 was launched aboard the SpaceX Dragon cargo spacecraft and can provide power and temeperature control for experiments packed inside Dragon during its trip to the orbital outpost.

jsc2025e032671 (March 18, 2025) --- NASA astronaut Butch Wilmore receives a warm welcome at Johnson Space Center's Ellington Field in Houston after completing a long-duration science mission aboard the International Space Station. After undocking from the orbiting laboratory, NASA’s SpaceX Crew-9 splashed down at 5:57 p.m. EDT on Tuesday, March 18, in the Gulf of America near Tallahassee, Florida. Credit: NASA/Helen Arase Vargas

iss072e397047 (Dec. 19, 2024) --- NASA astronauts (from left) Butch Wilmore and Don Pettit, both Expedition 72 flight engineers, install the European Enhanced Exploration Exercise Device inside the International Space Station's Columbus laboratory module. The futuristic exercise gear will be tested by the station crew using its advanced bicycling, rowing, and resistive capabilities. The small and compact workout gear will be evaluated in the orbital outpost’s microgravity environment before being used on longer term missions to the Moon, Mars, and beyond.

iss072e145964 (Nov. 6, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore installs the Powered Ascent Utility Locker-2 (PAUL-2) in an EXPRESS rack aboard the International Space Station's Destiny laboratory module. PAUL-2 was launched aboard the SpaceX Dragon cargo spacecraft and can provide power and temeperature control for experiments packed inside Dragon during its trip to the orbital outpost.

NASA astronauts, Butch Wilmore, Nick Hague, and Suni Williams, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, right, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, Nick Hague, and Suni Williams, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, right, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, right, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, right, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, right, speak with Ambassador of India to the United States H.E. Mr. Vinay Kwatra, Monday, Sept. 15, 2025, at residence of the Ambassador Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Butch Wilmore speaks with employees of Boeing, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Wilmore and Suni Williams launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Butch Wilmore signs a montage for acting NASA Administrator Sean Duffy, Thursday, Sept. 18, 2025, at the Mary W. Jackson NASA Headquarters building in Washington. Wilmore and fellow NASA astronauts Suni Williams, Don Pettit, and Nick Hague served as part of Expedition 72 onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

STS-129 crew members Mike Foreman, Randy Bresnik, Barry 'Butch' Wilmore and Robert Satcher prepare for 20A EVA Review dive at the NBL. Photo Date: March 26, 2009. Location - NBL Pool Topside and Control Room. Photographer: Robert Markowitz

NASA astronaut Butch Wilmore speaks about his time onboard the International Space Station as part of Expedition 72, Wednesday, Sept. 17, 2025, during an employee engagement event at the Mary W. Jackson NASA Headquarters building in Washington. Nick Hague, Suni Williams, Butch Wilmore, and Don Pettit served as part of Expedition 72 onboard the orbiting laboratory. Photo Credit: (NASA/Aubrey Gemignani)

Daniel Evans, NASA's Director of Civil Space Policy standing left, looks on as NASA’s Boeing Crew Flight Test crew members Suni Williams, left, and Butch Wilmore are seen aboard the International Space Station on a monitor during an Earth-to-space call with Chirag Parikh, Deputy Assistant to the President and Executive Secretary of the National Space Council, Monday, June 10, 2024 at the Eisenhower Executive Office Building in Washington. Parikh spoke to Williams and Wilmore about their mission aboard Boeing’s Starliner Spacecraft. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut Butch Wilmore, answers a question during a panel discussion at the Embassy of Slovenia alongside fellow NASA astronauts Don Pettit, Suni Williams, and Nick Hague, Robyn Gatens, director of International Space Station and acting director of the Commercial Space Flight Division of NASA's Space Operations Mission Directorate, Lee Echerd,, senior mission manager and commercial crew program lead at SpaceX, and Marko Novak, advisor of management board at Dewesoft Slovenia, Wednesday, Sept. 17, 2025, in Washington. Hague, Wilmore, Williams, and Pettit served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)

NASA astronaut Butch Wilmore, answers a question during a panel discussion at the Embassy of Slovenia alongside fellow NASA astronauts Don Pettit, Suni Williams, and Nick Hague, Robyn Gatens, director of International Space Station and acting director of the Commercial Space Flight Division of NASA's Space Operations Mission Directorate, Lee Echerd,, senior mission manager and commercial crew program lead at SpaceX, and Marko Novak, advisor of management board at Dewesoft Slovenia, Wednesday, Sept. 17, 2025, in Washington. Hague, Wilmore, Williams, and Pettit served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Chirag Parikh, Deputy Assistant to the President and Executive Secretary of the National Space Council, is seen during an Earth-to-space call with NASA’s Boeing Crew Flight Test crew members Butch Wilmore and Suni Williams aboard the International Space Station, Monday, June 10, 2024 at the Eisenhower Executive Office Building in Washington. Parikh spoke to Wilmore and Williams about their mission aboard Boeing’s Starliner Spacecraft. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, along with Axiom Mission 4 astronaut Shubhanshu Shukla via remote, participate in a panel discussion moderated by NASA Deputy Associate Administrator Casey Swails, right, Monday, Sept. 15, 2025, at residence of the Ambassador of India in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, along with Axiom Mission 4 astronaut Shubhanshu Shukla via remote, participate in a panel discussion moderated by NASA Deputy Associate Administrator Casey Swails, right, Monday, Sept. 15, 2025, at residence of the Ambassador of India in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronauts, Butch Wilmore, left, Nick Hague, and Suni Williams, along with Axiom Mission 4 astronaut Shubhanshu Shukla via remote, participate in a panel discussion moderated by NASA Deputy Associate Administrator Casey Swails, right, Monday, Sept. 15, 2025, at residence of the Ambassador of India in Washington. Williams, Hague and Wilmore served as part of Expedition 72 onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

iss072e217983 (Nov. 18, 2024) --- NASA astronaut and Expedition 72 Flight Engineer Butch Wilmore swaps sample cassettes inside the Advanced Space Experiment Processor-4 (ADSEP-4) located aboard the International Space Station's Kibo laboratory module. The ADSEP-4 is a portable research facility that supports multiple types of science experiments on the orbital outpost and also interfaces with the SpaceX Dragon and Northrop Grumman Cygnus cargo spacecraft.

NASA’s Boeing Crew Flight Test crew members Suni Williams, left, and Butch Wilmore are seen aboard the International Space Station on a monitor during an Earth-to-space call with NASA Administrator Bill Nelson, NASA Deputy Administrator Pam Melroy, NASA Associate Administrator Jim Free, and Johnson Space Center Director Vanessa Wyche, Monday, June 10, 2024 at the Mary W. Jackson NASA Headquarters building in Washington. Nelson, Melroy, Free, and Wyche spoke to Wilmore and Williams about their mission aboard Boeing’s Starliner Spacecraft. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Suni Williams, center, and Butch Wilmore, left, speak with employees of Boeing alongside Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Suni Williams, center, and Butch Wilmore, left, speak with employees of Boeing alongside Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Suni Williams, center, Butch Wilmore, left, and Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, listen to a question as they speak with employees of Boeing, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Butch Wilmore, left, and Suni Williams, center, speak with employees of Boeing alongside Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Suni Williams, center, and Butch Wilmore, left, speak with employees of Boeing alongside Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)

NASA astronauts Butch Wilmore, left, and Suni Williams, center, speak with employees of Boeing alongside Steve Parker, executive vice president, president and CEO of Boeing Defense, Space and Security, Wednesday, Sept. 17, 2025, at the company’s headquarters in Arlington, Va. Williams and Wilmore launched aboard Boeing’s Starliner spacecraft to the International Space Station as part of the agency’s Boeing Crew Flight Test and were integrated into Expedition 71/72 following the uncrewed return of Starliner. The pair returned to Earth with NASA’s SpaceX Crew 9 astronauts. Photo Credit: (NASA/Joel Kowsky)