Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. NASA's Cassini spacecraft's ...
Saturn’s moon Mimas earned the nickname “Death Star Moon” because of one enormous crater called Herschel. With steep walls and a central peak, it looks exactly like the superlaser dish from Star Wars.
Icy moons circling the outer planets may be far more dynamic—and explosive—than they appear. New research suggests that when ...
Saturn's moons Mimas (right) and Janus appear to hang silently in space as they orbit their ringed parent planet in this stunning photo from NASA's Cassini spacecraft at Saturn. The outer edge of ...
New research shows that some frozen moons may hide boiling oceans beneath their icy shells, shaping strange surface features.