▲ 134 ▼ Americium: How a small element could power the next century of space exploration (interestingengineering.com) submitted 11 months ago by kalkulat@lemmy.world to c/technology@lemmy.world 27 comments fedilink hide all child comments "The isotope of interest for space is americium-241....Its half-life is a staggering 432 years, five times longer than plutonium-238."
[–] Badabinski@kbin.earth 4 points 11 months ago Yep, and it's still used in some new ones. permalink fedilink source parent