Saturn's diminutive moon, Mimas, looks eerily similar to the deadly battle station from Star Wars in an image taken by the Cassini probe. The giant crater which gives the moon its characteristic look is more than 85 miles across. Scientists think if the asteroid that struck Mimas and formed the crater had been any larger, the moon would have broken in two. Read more at NewScientist.com(1)
Image: NASA/JPL/Space Science Institute

1. http://www.newscientist.com/article.ns?id=dn6999