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most of the universe is hydrogen. it's easier for a base on some other planet to find hydrogen than set up a battery factory.
by dmead 6y ago
most of the universe is hydrogen. it's easier for a base on some other planet to find hydrogen than set up a battery factory.
- mr_toad 6y agoHydrogen is abundant in gas clouds, in Stars, and gas giants. But unbound molecular hydrogen (H2) is basically nonexistent on terrestrial planets since their gravity is insufficient to hold onto it.