Bok
10-13-2015, 12:58 PM
Although Mimas and Pandora, shown here, both orbit Saturn, they are very different moons.
More... (http://www.nasa.gov/image-feature/jpl/pia18339/cassini/worlds-apart)
More... (http://www.nasa.gov/image-feature/jpl/pia18339/cassini/worlds-apart)