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Observations of Ejecta Clouds Produced by Impacts onto Saturn’s Rings

Porco, Carolyn C.; Hedman, Matthew M.; Burns, Joseph A. +8 more

We report observations of dusty clouds in Saturn’s rings, which we interpret as resulting from impacts onto the rings that occurred between 1 and 50 hours before the clouds were observed. The largest of these clouds was observed twice; its brightness and cant angle evolved in a manner consistent with this hypothesis. Several arguments suggest that…

More Support for an Ocean in Enceladus

Kerr, Richard A.