Copyright © 2020, Springer Nature LimitedFairén, Alberto G.2021-04-122021-04-122020-05-14Nature Astronomy 4(5): 446–447(2020)https://www.nature.com/articles/s41550-020-1098-zhttp://hdl.handle.net/20.500.12666/256The Curiosity rover is unveiling the persistence of habitable environments more than three-billion years ago at Gale crater, Mars. New analyses of Gale's ancient sediments show that chemical processing of organic material occurred on a liquid-water rich and freezing early Mars.engMarsinfo:eu-repo/semantics/article10.1038/s41550-020-1098-z2397-3366info:eu-repo/semantics/restrictedAccess