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Ganymede Moon

Signs Of Vast Hidden Ocean Seen On Giant Moon

The Huffington Post | Jacqueline Howard | Posted 03.13.2015 | Science

Our solar system's largest moon may be harboring a deep secret -- a subterranean saltwater ocean. That's right. NASA's Hubble Space Telescope has s...

WATCH: Planet's Giant Moon Like You've Never Seen Before | Mike Wall | Posted 02.16.2014 | Science

The largest moon in the solar system has finally received its cartographic due. Scientists have created the first global geological map of Jupiter's ...