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Nov. 25, 2024, 2:03 p.m. PST
South Pole Safety: Designing the NASA Lunar Rescue System
registered for challenge
Oct. 19, 2020, 6:07 p.m. PDT
Guardians of the Reservoir Challenge
registered for challenge
July 4, 2020, 6:18 a.m. PDT
NASA's Lunar Loo Challenge
registered for challenge
Nov. 24, 2016, 11 a.m. PST
Space Poop Challenge
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