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A group of researchers from NASA's Jet Propulsion Laboratory and other institutions spent two weeks on a glacier in Alaska in July 2023 for a project called ORCAA (Ocean Worlds Reconnaissance and Characterization of Astrobiological Analogs). Known as an analog mission, the project is working to answer science questions and test technology in preparation for a potential future mission to explore the surface or subsurface of icy moons like Jupiter's Europa and Saturn's Enceladus. Working at the Juneau Icefield, in coordination with the Juneau Icefield Research Project, the team used a hot-water…
