特朗普任命交通部长暂代NASA局长

Group 1 - President Trump announced that current Transportation Secretary Sean Duffy will temporarily serve as the NASA Administrator [1] - Duffy expressed his honor in accepting the role on social media [2] - Janet Petro, the former director of the Florida Space Center, is currently acting as NASA Administrator [2] Group 2 - Trump previously nominated billionaire Jared Isaacman, recommended by Elon Musk, for the NASA Administrator position but withdrew the nomination after reviewing Isaacman's political contributions [2] - Trump criticized Isaacman for being a "pure Democrat" and highlighted the potential conflict of interest due to NASA's relationship with Musk's SpaceX [2] - Isaacman has been a significant customer of SpaceX, spending hundreds of millions and participating in commercial spaceflights [2] Group 3 - Musk and Duffy have had past conflicts, including a disagreement over cuts to air traffic controllers [3] - Musk has supported Trump and the Republican Party in the 2024 presidential election but has publicly split with Trump over various issues [3]