A couple of years ago, a story published in Science made a big splash: Rhea, Saturn’s second-largest moon, appeared to have rings. The evidence was from the MIMI instrument on Cassini. During a flyby on November 26, 2005, MIMI detected something blocking the flow of electrons in Rhea’s neighborhood, something that made three pairs of dips on each side of the moon. Click to enlarge >Possible rings at Rhea?As Cassini flies by the icy moons, its ….
- The Frontier near and far