When NASA’s Perseverance rover reached the inner edge of Mars’ Jezero Crater in September 2023, mission scientists were surprised by what they found. Called the “Margin Unit,” the geologic area stretches along the shoreline of an ancient Martian lake, so they expected sedimentary rocks, which would ...
NASA Discovery Reveals Complex Water Systems on Early Mars
By system
September 21, 2026 •
71 views
Original source:
NASA
