NASA公布永久月球基地计划与核动力火星任务

NASA has unveiled a sweeping restructuring of its long-term exploration strategy, outlining plans for a permanent human presence on the Moon and a nuclear-powered mission architecture aimed at accelerating travel to Mars. The initiative, branded “Ignition” by NASA Administrator Jared Isaacman, would direct roughly $20 billion over seven years toward building out sustained lunar infrastructure while repositioning the agency’s broader deep-space priorities. The proposal marks one of the most significant strategic pivots in U.S. space policy in years. Rather than dividing resources across multiple large-scale orbital projects, NASA intends to concentrate funding and personnel on surface operations that directly support long-term habitation and eventual Mars preparation. …