Like most NASA administrators, Isaacman is not a politician. He's also been personally involved in spaceflight, leveraging his billions to support the SpaceX Polaris program. Earlier this year, Isaacman commanded the first-ever civilian spacewalk mission known as Polaris Dawn.

President-elect Donald Trump has nominated Jared Isaacman, who led and financed SpaceX's Inspiration4 and Polaris Dawn private-astronaut missions, to become the next NASA administrator. Trump announced Isaacman's nomination in a Wednesday morning Truth Social post.

Commander Jared Isaacman of Polaris Dawn, a private human spaceflight mission, speaks at a press conference at the Kennedy Space Center in Cape Canaveral, Florida, U.S. August 19, 2024. REUTERS/Joe Skipper/File Photo WASHINGTON (Reuters) - U.