Trump Taps Billionaire Astronaut Jared Isaacman for NASA Chief

President-elect Donald Trump has nominated billionaire entrepreneur Jared Isaacman, founder of Shift4 and a two-time commercial SpaceX astronaut, to lead NASA. Isaacman, who has no prior NASA or federal government experience, is closely associated with Elon Musk and has funded private spaceflights. His nomination suggests a potential shift towards increased commercialization of NASA's operations. If confirmed, Isaacman will oversee NASA during a critical period as the U.S. aims to return humans to the moon amid growing competition from China's space program.