Katie Maynard, technical assistant to the Chief Flight Director, left, and Emily Nelson, NASA's chief flight director, second from left, monitor the countdown during a dress rehearsal in preparation for the launch of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft on NASA’s SpaceX Crew-8 mission with NASA astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin onboard, Monday, Feb. 26, 2024, in the control room of SpaceX’s HangerX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-8 mission is the eighth crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Dominick, Barratt, Epps, and Grebenkin are scheduled to launch at 12:04 a.m. EST on Friday, March 1, from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Aubrey Gemignani)

Katie Maynard, technical assistant to the Chief Flight Director, left, and Emily Nelson, NASA's chief flight director, second from left, monitor the countdown during a dress rehearsal in preparation for the launch of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft on NASA’s SpaceX Crew-8 mission with NASA astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin onboard, Monday, Feb. 26, 2024, in the control room of SpaceX’s HangerX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-8 mission is the eighth crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Dominick, Barratt, Epps, and Grebenkin are scheduled to launch at 12:04 a.m. EST on Friday, March 1, from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Aubrey Gemignani)

Katie Maynard, technical assistant to the Chief Flight Director, left, and Emily Nelson, NASA's chief flight director, second from left, monitor the countdown during a dress rehearsal in preparation for the launch of a SpaceX Falcon 9 rocket carrying the company's Dragon spacecraft on NASA’s SpaceX Crew-8 mission with NASA astronauts Matthew Dominick, Michael Barratt, Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin onboard, Monday, Feb. 26, 2024, in the control room of SpaceX’s HangerX at NASA’s Kennedy Space Center in Florida. NASA’s SpaceX Crew-8 mission is the eighth crew rotation mission of the SpaceX Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency’s Commercial Crew Program. Dominick, Barratt, Epps, and Grebenkin are scheduled to launch at 12:04 a.m. EST on Friday, March 1, from Launch Complex 39A at the Kennedy Space Center. Photo Credit: (NASA/Aubrey Gemignani)

Acting NASA Administrator Steve Jurczyk, NASA personnel and others are seen in this black and white infrared photograph as they observe a moment of silence during a wreath laying ceremony as part of NASA's Day of Remembrance, Thursday, Jan. 28, 2021, at Arlington National Cemetery in Arlington, Va. The wreaths were laid in memory of those men and women who lost their lives in the quest for space exploration. Photo Credit: (NASA/Bill Ingalls)

Acting NASA Administrator Steve Jurczyk speaks to NASA personnel and others during a wreath laying ceremony as part of NASA's Day of Remembrance, Thursday, Jan. 28, 2021, at Arlington National Cemetery in Arlington, Va. The wreaths were laid in memory of those men and women who lost their lives in the quest for space exploration. Photo Credit: (NASA/Bill Ingalls)