NASA targets December 2028 launch for nuclear-powered Space Reactor-1 Freedom

The mission aims to be the first interplanetary spacecraft powered by a uranium fission reactor, carrying a payload to Mars in 2029.

Luisa Marconi

Senior Space Correspondent

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NASA is targeting a December 2028 launch for the Space Reactor-1 Freedom spacecraft, a roughly 12-tonne vehicle intended to test a uranium fission reactor in deep space.^[5]