马斯克密友出任美航天局局长

Group 1 - The U.S. Senate confirmed billionaire private astronaut Jared Isaacman as the 15th Administrator of NASA with a vote of 67 in favor and 30 against [1] - Isaacman is the founder and CEO of Shift4 Payments and was first nominated by Trump in December last year, but the nomination was withdrawn in May [3] - Isaacman participated in a mission in September 2024, where he was one of four astronauts on the SpaceX Dragon spacecraft, completing the world's first commercial spacewalk [3] Group 2 - The nomination of Isaacman is seen as a significant move in the context of the relationship between Trump and Elon Musk, especially after tensions arose when Trump withdrew the initial nomination [3] - SpaceX, a major contractor for NASA, is linked to Isaacman's nomination, highlighting the intersection of private space exploration and government contracts [3]