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0Solved

9Humans

Cryogenic liquid propellants boil off rapidly during long-term orbital and interplanetary storage.

open Global / Unspecified, Global

Hydrogen and oxygen boil off due to solar radiation in orbit, prohibiting long-duration storage for deep space stages. Advanced active cryocooling, sunshields, and zero-boil-off insulation technologies are required.

science-space global-unspecified boil off storage cryogenic liquid propellants rapidly during long-term orbital climate-environment long society-governance safe technologies smallholder

WS02080

By Ian Patel · 2026-07-22T08:00:00Z · Horizon: 2028

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WS02080 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=2080