Mars' ancient atmosphere may not have had much oxygen after all space.com Submitted by pecika t3_zss5vu on December 22, 2022 at 5:48 PM in space 146 comments 4,218
KmartQuality t1_j1cqh1b wrote on December 23, 2022 at 9:27 AM Reply to comment by A40 in Mars' ancient atmosphere may not have had much oxygen after all by pecika I expect hydrogen sulfide, lots of carbon dioxide and a good dose of xenon. Permalink Parent 1
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