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Lunar permanent night regions reach near absolute zero, causing severe structural embrittlement.

open Global / Unspecified, Global WS02138
Permanently shadowed craters at the lunar poles reach -240°C, making metals and polymers brittle and prone to shattering. Special cryogenic-resistant alloys and thermal insulation jackets are required.
Added by: Ian Patel
Created at: 2026-07-22T08:00:00Z
Horizon: 2028
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WS02138 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=2138

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