Credit: Galileo Galilei Saturn is one of the five classical planets visible ... Most of the rings have a prograde orbit, in the same direction as Saturn, but the outermost (the Phoebe ring ...

By Sage Rohrbach A photo of five of Saturn’s moons, captured by the Cassani spacecraft. The moons visible are Janus, Pandora, Enceladus, Rhea, and Mimas. Courtesy of NASA/JPL-Caltech/Space Science ...