SMRTR Science & EngineeringApr 15, 2026Interesting Engineering

Nuclear in space: US plans mid-power reactor with lunar fission surface power

SMRTR summary

The White House announced plans for NASA to develop nuclear reactors for space use, targeting a lunar fission surface power system ready for launch by 2030. These mid-power reactors will generate at least 20 kilowatts of electricity for lunar operations and space propulsion, supporting permanent robotic and human presence on the Moon and Mars.

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