Space·3 min read·medium
'Significant areas of Mars may have once been covered by water': Scientists find hidden clue in Spirit rover data
S
Samantha Mathewson
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Scientists reanalyzing data from NASA's Spirit rover have discovered traces of crystalline hematite and altered magnetite in Martian soil. These minerals indicate that liquid water was likely more widespread on Mars than previously believed.
Solar System Mars 'Significant areas of Mars may have once been covered by water': Scientists find hidden clue in Spirit rover data News By Samantha Mathewson Published 4 August 2026 A new analysis of NASA's Spirit rover data reveals overlooked traces of crystalline hematite and altered magnetite.
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