Spacecraft use RTGs for reliability—they have no moving parts. Moving parts kill... | Hacker News

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		Daniel_Newby on June 30, 2013 \| parent \| context \| favorite \| on: 15-year-old girl invents flashlight powered by the... Spacecraft use RTGs for reliability—they have no moving parts. Moving parts kill space missions.

jlgreco on June 30, 2013 [–]

Interestingly there have actually been a few nuclear reactors in space. Used primarily for radar satellites iirc that need power that RTGs and solar panels cannot provide.

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