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Cassini's CDA observes a variety of dust populations just outside Saturn's main rings

Postberg, Frank; Hillier, Jon K.; Srama, Ralf +5 more

Before the end of its mission, the Cassini spacecraft orbited Saturn in a series of highly inclined elliptical 'Ring-Grazing' orbits (RGO). During the RGO, the spacecraft passed repeatedly through the ring plane outside the F ring, near the orbits of Janus and Epimetheus, at an average relative speed of ~20 km s^-1. For the first time, C…