Closeup of the Cassini Division

Closeup of the Cassini Division

Full-Res GIF (277 kB)

Caption:

The Cassini Division, separating Saturn’s A and B Rings, is maintained by the 2:1 resonance with Mimas. It was once thought to be empty, but this closeup view, Voyager 2 image FDS 43989.46, shows that it really contains several broad belts of material separated by empty “rifts”.