the spacecraft will prepare to aim an array of powerful science instruments toward Jupiter's moon Europa during 49 flybys, looking for signs that the ocean beneath the moon's icy crust could ...
But it wasn't the surface that intrigued scientists like Vance - it was the compelling evidence Galileo found for a vast and deep liquid ocean underneath the surface. "What makes Europa ...
the Hubble Space Telescope has made tentative observations of plumes of water-ice erupting from beneath Europa, much as they do on Saturn's ice moon Enceladus, which also has a subsurface ocean.