nuclear-propulsion

NASA announced plans to build Space Reactor-1 (SR-1), the first nuclear-reactor-powered interplanetary spacecraft, targeting an uncrewed Mars mission by 2028 as a $2 billion bet on nuclear electric propulsion despite past program cancellations like DRACO.

NASA 署长 Jared Isaacman 宣布与美国能源部签署核能太空利用谅解备忘录，推动在深空探测和载人火星任务中使用核裂变电源，开启"Nuclear NASA"时代。