The ringed planet sits in repose, the center of its own macrocosm of many rings and moons and one artificial NASA satellite named Cassini. Mimas 397 kilometers, or 247 miles across is visible at upper left.
The ringed planet sits in repose, the center of its own macrocosm of many rings and moons and one artificial NASA satellite named Cassini. Mimas 397 kilometers, or 247 miles across is visible at upper left.