Jun 11, 2013 09:55 AM EDT
Saturn's Icy Moon Dione May Have Subsurface Ocean Beneath Rock Hard Crust
NASA's Cassini spacecraft has made some new discoveries when it comes to Saturn's moon, Dione. New findings have revealed that the moon may possess a subsurface ocean beneath its icy surface, which means that Dione could have been active in the past--and may still be active today.