Mimas looks frozen and geologically quiet, yet Cassini's measurements point to a young global ocean...
Saturn's moon Mimas looks like a dead, cratered rock — its surface is so inert that scientists assumed it was frozen solid — but in 2024 astronomers confirmed a global ocean hidden beneath the ice, formed just 5 to 15 million years ago
Mimas looks frozen and geologically quiet, yet Cassini's measurements point to a young global ocean beneath 20 to 30 kilometres of ice.
Author: Space Daily
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