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Hubble finds 'best evidence' for Ganymede subsurface ocean

There is further, compelling evidence that Ganymede - the largest moon in the Solar System - has an ocean of water beneath its icy crust.

March 13, 2015
March 13, 2015

Hubble finds 'best evidence' for Ganymede subsurface ocean

There is further, compelling evidence that Ganymede - the largest moon in the Solar System - has an ocean of water beneath its icy crust.