Bob Barber, Lunar Atmosphere and Dust Environment Explorer (LADEE) Spacecraft Systems Engineer at NASA Ames Research Center, points to a model of the LADEE spacecraft a NASA Social, Thursday, Sept. 5, 2013 at NASA Wallops Flight Facility in Virginia. Fifty of NASA's social media followers are attending a two-day event in support of the LADEE launch. Data from LADEE will provide unprecedented information about the environment around the moon and give scientists a better understanding of other planetary bodies in our solar system and beyond. LADEE is scheduled to launch at 11:27 p.m. Friday, Sept. 6, from NASA's Wallops Flight Facility. Photo Credit: (NASA/Carla Cioffi)

NASA Associate Administrator Bob Cabana delivers remarks during a Moon to Mars Town Hall, Thursday, May 18, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a Moon to Mars Town Hall, Thursday, May 18, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson, NASA Deputy Administrator Pam Melroy, and NASA Associate Administrator Bob Cabana hug during the NASA Day of Remembrance Employee Safety Town Hall, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana, right, shakes hands with Richard Danne after awarding him the Exceptional Public Achievement Medal for his outstanding achievement in creating the NASA worm logotype, Monday, Nov. 6, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Deputy Administrator Pam Melroy hugs NASA Associate Administrator Bob Cabana during the NASA Day of Remembrance Employee Safety Town Hall, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana speaks during a Strengthening Acquisition and Program Management at the Agency fireside chat, Thursday, May 18, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana, right, poses for a photo with Richard Danne after awarding him the Exceptional Public Achievement Medal for his outstanding achievement in creating the NASA worm logotype, Monday, Nov. 6, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

The astronaut themed socks of NASA Associate Administrator Bob Cabana are seen during a Moon to Mars Town Hall, Thursday, May 18, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana answers a question from staff during the NASA Day of Remembrance Employee Safety Town Hall, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a dedication event for Richard Danne, creator of the NASA worm logotype, Monday, Nov. 6, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Deputy Administrator Pam Melroy, left, and NASA Associate Administrator Bob Cabana, right, participate in a moment of silence during the NASA Day of Remembrance Employee Safety Town Hall, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a dedication event for Richard Danne, creator of the NASA worm logotype, Monday, Nov. 6, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana speaks during a Strengthening Acquisition and Program Management at the Agency fireside chat, Thursday, May 18, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana, left, delivers remarks during the NASA Day of Remembrance Employee Safety Town Hall as NASA Administrator Bill Nelson, center, and NASA Deputy Administrator Pam Melroy, right, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Deputy Administrator Pam Melroy, second from right, answers a question from staff during the NASA Day of Remembrance Employee Safety Town Hall as NASA Press Secretary Jackie McGuinness, left, NASA Administrator Bill Nelson, second from left, and NASA Associate Administrator Bob Cabana, right, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

A NASA Kennedy Space Center employee asks a question during a procurement discussion on Nov. 29, 2022, at the space center in Florida. NASA senior leaders participating in the discussion with employees are NASA Deputy Administrator Pam Melroy; NASA Association Administrator Bob Cabana; Karla Smith Jackson, assistant administrator for Procurement; Scott Barber, associate general counsel for Acquisition Law; Craig McArthur, OCFO/director for Strategic Investments Division; and David Mitchell, chief program management officer.

NASA Administrator Bill Nelson, left, delivers remarks during the NASA Day of Remembrance Employee Safety Town Hall as NASA Deputy Administrator Pam Melroy, center, and NASA Associate Administrator Bob Cabana, right, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a briefing with members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee, Feb. 7, 2023, at the Dirksen Senate Office Building in Washington. Members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee participated in a downlink from the International Space Station (ISS) with NASA astronaut Nicole Mann, Expedition 68 Flight Engineer. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a briefing with members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee, Feb. 7, 2023, at the Dirksen Senate Office Building in Washington. Members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee participated in a downlink from the International Space Station (ISS) with NASA astronaut Nicole Mann, Expedition 68 Flight Engineer. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a briefing with members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee, Feb. 7, 2023, at the Dirksen Senate Office Building in Washington. Members of the House of Representatives, the Indian Affairs Committee, and the Senate Native American Affairs Committee participated in a downlink from the International Space Station (ISS) with NASA astronaut Nicole Mann, Expedition 68 Flight Engineer. Photo Credit: (NASA/Keegan Barber)

NASA senior leaders participate in a procurement discussion with employees on Nov. 29, 2022, at the agency’s Kennedy Space Center in Florida. The conversation focused on strengthening acquisition and program management within the agency. From left are David Mitchell, chief program management officer; Craig McArthur, OCFO/director for Strategic Investments Division; Scott Barber, associate general counsel for Acquisition Law; Karla Smith Jackson, assistant administrator for Procurement; NASA Associate Administrator Bob Cabana; and NASA Deputy Administrator Pam Melroy.

NASA Deputy Administrator Pam Melroy, center, answers a question from staff during the NASA Day of Remembrance Employee Safety Town Hall as NASA Administrator Bill Nelson, left, and NASA Associate Administrator Bob Cabana, right, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana, right, answers a question from staff during the NASA Day of Remembrance Employee Safety Town Hall as NASA Administrator Bill Nelson, left, and NASA Deputy Administrator Pam Melroy, center, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Deputy Administrator Pam Melroy, left, delivers remarks during the NASA Day of Remembrance Employee Safety Town Hall as NASA Administrator Bill Nelson, center, and NASA Associate Administrator Bob Cabana, right, look on, Tuesday, Jan. 24, 2023, at the Mary W. Jackson NASA Headquarters building in Washington. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a panel discussion with NASA Social attendees, Saturday, Aug. 27, 2022, at the Space Station Processing Facility at NASA’s Kennedy Space Center in Florida. NASA’s Artemis I flight test is the first integrated flight test of the agency’s deep space exploration systems: the Orion spacecraft, Space Launch System (SLS) rocket, and ground systems. Launch of the uncrewed flight test is targeted for no earlier than Aug. 29 at 8:33 a.m. ET. Photo Credit: (NASA/Keegan Barber)

NASA senior leaders participate in a procurement discussion with employees on Nov. 29, 2022, at the agency’s Kennedy Space Center in Florida. The conversation focused on strengthening acquisition and program management within the agency. From left are David Mitchell, chief program management officer; Craig McArthur, (in view behind Mitchell) OCFO/director for Strategic Investments Division; Scott Barber, associate general counsel for Acquisition Law; Karla Smith Jackson, assistant administrator for Procurement; and NASA Associate Administrator Bob Cabana. Also participating, but not pictured, is NASA Deputy Administrator Pam Melroy.

NASA Associate Administrator Bob Cabana delivers remarks during a panel discussion with NASA Social attendees, Saturday, Aug. 27, 2022, at the Space Station Processing Facility at NASA’s Kennedy Space Center in Florida. NASA’s Artemis I flight test is the first integrated flight test of the agency’s deep space exploration systems: the Orion spacecraft, Space Launch System (SLS) rocket, and ground systems. Launch of the uncrewed flight test is targeted for no earlier than Aug. 29 at 8:33 a.m. ET. Photo Credit: (NASA/Keegan Barber)

NASA Associate Administrator Bob Cabana delivers remarks during a panel discussion with NASA Social attendees, Saturday, Aug. 27, 2022, at the Space Station Processing Facility at NASA’s Kennedy Space Center in Florida. NASA’s Artemis I flight test is the first integrated flight test of the agency’s deep space exploration systems: the Orion spacecraft, Space Launch System (SLS) rocket, and ground systems. Launch of the uncrewed flight test is targeted for no earlier than Aug. 29 at 8:33 a.m. ET. Photo Credit: (NASA/Keegan Barber)

From left to right, NASA Associate Administrator Bob Cabana, Reid Wiseman, Chief of the Astronaut Office, Apollo Astronaut Tom Stafford, NASA Administrator Bill Nelson, and NASA Deputy Administrator Pam Melroy pose for a photo as the agency’s Space Launch System (SLS) rocket with the Orion spacecraft aboard rolls out of High Bay 3 of the Vehicle Assembly Building for the first time, Thursday, March 17, 2022, at NASA’s Kennedy Space Center in Florida. Ahead of NASA’s Artemis I flight test, the fully stacked and integrated SLS rocket and Orion spacecraft will undergo a wet dress rehearsal at Launch Complex 39B to verify systems and practice countdown procedures for the first launch. Photo Credit: (NASA/Keegan Barber)