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Story summary
- Jared Isaacman was sworn in as NASA's 15th administrator on December 19, 2025.
- U.S. President Donald Trump signed an executive order directing NASA to return to the moon by 2028 and establish a lunar outpost by 2030.
- Isaacman says the goal signals urgency, with Artemis II planned for February.
- He cites nuclear power for Mars missions, even as budget cuts loom after January 30.
