Launching Artemis III, IV and V before the end of 2028 will not be easy, and Isaacman said it is essential that NASA rebuild its workforce and regain the technical competence to support a higher launch cadence, moving from one flight every 18 months or so to a flight every year. That pace, he argued, will reduce risk.
2026-02-27 00:00:00:0 全国安全生产和森林草原防灭火视频会议强调
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