• Schadrach
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    3 days ago

    Usually space craft have relatively light power needs so why bother with a whole-ass nuclear reactor when an RTG is smaller, lighter, and has no moving parts? They’re a pretty common choice for space probes, for example.

    https://imgs.xkcd.com/comics/plutonium.png

    • chaogomu@lemmy.world
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      2 days ago

      We’re actually running into shortages of Plutonium 238. Which is seriously compromising deep space missions.