7d
ZME Science on MSNMars has huge amounts of water hidden beneath its surface — and perhaps life tooMars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...
"The ocean can be a great danger ... The type of land that’s underneath the water rocks, depending on the shoreline, and just the vast majority of it," Thomas Deangelis, the deputy chief ...
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