Heidi Parris, associate program scientist for the International Space Station Program at NASA’s Johnson Space Center, speaks to members of the media during a press conference ahead of the Crew-4 launch, Tuesday, April 26, 2022, at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-4 mission is the fourth crew rotation mission of the SpaceX Crew Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. NASA astronauts Kjell Lindgren, Robert Hines, Jessica Watkins, and ESA (European Space Agency) astronaut Samantha Cristoforetti are scheduled to launch at 3:52 a.m. ET on April 27 from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

Kathy Lueders, associate administrator for NASA's Space Operations Mission Directorate, center, speaks to members of the media along with Bob Cabana, NASA associate administrator, left, and Heidi Parris, associate program scientist for the International Space Station Program at NASA’s Johnson Space Center, right, during a press conference ahead of the Crew-4 launch, Tuesday, April 26, 2022, at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-4 mission is the fourth crew rotation mission of the SpaceX Crew Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. NASA astronauts Kjell Lindgren, Robert Hines, Jessica Watkins, and ESA (European Space Agency) astronaut Samantha Cristoforetti are scheduled to launch at 3:52 a.m. ET on April 27 from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

Heidi Parris, associate program scientist for the International Space Station Program, NASA Johnson, is introduced during a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. NASA astronauts Kjell Lindgren, Bob Hines, and Jessica Watkins, along with ESA (European Space Agency) astronaut Samantha Cristoforetti, will launch aboard the SpaceX Dragon, named Freedom by the Crew-4 crew, atop the company’s Falcon 9 rocket on April 27, 2022, to the International Space Station. Launch is targeted for 3:52 a.m. EDT from Pad 39A.

Megan Cruz, NASA Communications, left, NASA Administrator Bill Nelson, second from left, Bob Cabana, NASA associate administrator, third from left, Kathy Lueders, associate administrator for NASA's Space Operations Mission Directorate, third from right, Heidi Parris, associate program scientist for the International Space Station Program at NASA’s Johnson Space Center , second from right, and Josef Aschbacher, Director General of ESA (European Space Agency), right, are seen during a press conference ahead of the Crew-4 launch, Tuesday, April 26, 2022, at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-4 mission is the fourth crew rotation mission of the SpaceX Crew Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. NASA astronauts Kjell Lindgren, Robert Hines, Jessica Watkins, and ESA (European Space Agency) astronaut Samantha Cristoforetti are scheduled to launch at 3:52 a.m. ET on April 27 from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

Heidi Parris, associate scientist, International Space Station Program, participates in a climate conversation at NASA’s Kennedy Space Center in Florida on July 13, 2022, leading up to SpaceX’s 25th Commercial Resupply Services mission for NASA to the International Space Station. The Dragon capsule atop SpaceX’s Falcon 9 rocket is scheduled to lift off from Kennedy’s Launch Complex 39A on July 14 at 8:44 p.m. EDT. Dragon will deliver more than 5,800 pounds of cargo, including a variety of NASA investigations, to the space station.

Heidi Parris, associate scientist, International Space Station Program, participates in a climate conversation at NASA’s Kennedy Space Center in Florida on July 13, 2022, leading up to SpaceX’s 25th Commercial Resupply Services mission for NASA to the International Space Station. The Dragon capsule atop SpaceX’s Falcon 9 rocket is scheduled to lift off from Kennedy’s Launch Complex 39A on July 14 at 8:44 p.m. EDT. Dragon will deliver more than 5,800 pounds of cargo, including a variety of NASA investigations, to the space station.

A climate conversation is held at NASA’s Kennedy Space Center in Florida on July 13, 2022, leading up to SpaceX’s 25th Commercial Resupply Services mission for NASA to the International Space Station. Participants, from left are Moderator Tylar Greene, NASA Communications; Kate Calvin, NASA’s chief scientist and climate advisor; Heidi Parris, associate scientist, International Space Station Program; Mike Roberts, chief scientist, ISS National Lab; Rob Green, JPL senior research scientist and EMIT (Earth Surface Mineral Dust Source Investigation) principal investigator; and Paula do Vale Pereira, BeaverCube, Massachusetts Institute of Technology. The Dragon capsule atop SpaceX’s Falcon 9 rocket is scheduled to lift off from Kennedy’s Launch Complex 39A on July 14 at 8:44 p.m. EDT. Dragon will deliver more than 5,800 pounds of cargo, including a variety of NASA investigations, to the space station.

A climate conversation is held at NASA’s Kennedy Space Center in Florida on July 13, 2022, leading up to SpaceX’s 25th Commercial Resupply Services mission for NASA to the International Space Station. Participants, from left are Moderator Tylar Greene, NASA Communications; Kate Calvin, NASA’s chief scientist and climate advisor; Heidi Parris, associate scientist, International Space Station Program; Mike Roberts, chief scientist, ISS National Lab; Rob Green, JPL senior research scientist and EMIT (Earth Surface Mineral Dust Source Investigation) principal investigator; and Paula do Vale Pereira, BeaverCube, Massachusetts Institute of Technology. The Dragon capsule atop SpaceX’s Falcon 9 rocket is scheduled to lift off from Kennedy’s Launch Complex 39A on July 14 at 8:44 p.m. EDT. Dragon will deliver more than 5,800 pounds of cargo, including a variety of NASA investigations, to the space station.

Bob Cabana, NASA associate administrator, left, Kathy Lueders, associate administrator for NASA's Space Operations Mission Directorate, second from left, Heidi Parris, associate program scientist for the International Space Station Program at NASA’s Johnson Space Center, second from right, and Josef Aschbacher, Director General of ESA (European Space Agency), right, listen to a questions from a member of the media during a press conference ahead of the Crew-4 launch, Tuesday, April 26, 2022, at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-4 mission is the fourth crew rotation mission of the SpaceX Crew Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. NASA astronauts Kjell Lindgren, Robert Hines, Jessica Watkins, and ESA (European Space Agency) astronaut Samantha Cristoforetti are scheduled to launch at 3:52 a.m. ET on April 27 from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Joel Kowsky)

NASA Associate Administrator Bob Cabana is introduced during a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. NASA astronauts Kjell Lindgren, Bob Hines, and Jessica Watkins, along with ESA (European Space Agency) astronaut Samantha Cristoforetti, will launch aboard the SpaceX Dragon, named Freedom by the Crew-4 crew, atop the company’s Falcon 9 rocket on April 27, 2022, to the International Space Station. Launch is targeted for 3:52 a.m. EDT from Pad 39A.

Megan Cruz, NASA Communications, moderates a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. Crew-4 is the fourth crew rotation flight to the International Space Station as part of NASA’s Commercial Crew Program. The SpaceX Crew Dragon capsule will launch atop the company’s Falcon 9 rocket from Launch Complex 39A to the space station on Wednesday, April 27, at 3:52 a.m. EDT.

Josef Aschbacher, director general, ESA (European Space Agency), is introduced during a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. Crew-4 is the fourth crew rotation flight to the International Space Station as part of NASA’s Commercial Crew Program. The SpaceX Crew Dragon capsule will launch atop the company’s Falcon 9 rocket from Launch Complex 39A to the space station on Wednesday, April 27, at 3:52 a.m. EDT.

Kathryn Lueders, associate administrator, Space Operations Mission Directorate, NASA Headquarters in Washington, is introduced during a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. NASA astronauts Kjell Lindgren, Bob Hines, and Jessica Watkins, along with ESA (European Space Agency) astronaut Samantha Cristoforetti, will launch aboard the SpaceX Dragon, named Freedom by the Crew-4 crew, atop the company’s Falcon 9 rocket on April 27, 2022, to the International Space Station. Launch is targeted for 3:52 a.m. EDT from Pad 39A.

NASA Administrator Bill Nelson is introduced during a Crew-4 press briefing April 26, 2022, at NASA’s Kennedy Space Center in Florida ahead of the agency’s SpaceX Crew-4 launch. NASA astronauts Kjell Lindgren, Bob Hines, and Jessica Watkins, along with ESA (European Space Agency) astronaut Samantha Cristoforetti, will launch aboard the SpaceX Crew Dragon, named Freedom by the Crew-4 crew, atop the company’s Falcon 9 rocket on April 27, 2022, to the International Space Station. Launch is targeted for 3:52 a.m. EDT from Pad 39A.