View Full Version : Moonlet Tugs at Saturn's Rings

2006-Oct-19, 12:46 AM
This Cassini photograph shows the power Saturn's tiniest moons have over its gossamer rings. This knot in Saturn's F ring is caused by the gravitational influence of a tiny moon... or moons. Scientists believe there could be several tiny moonlets of various sizes perturbing the rings to create these knots. Cassini took this image on Sept. 25, 2006 when it was approximately 255,000 kilometers (159,000 miles) from Saturn.

Read the full blog entry (http://www.universetoday.com/2006/10/18/moonlet-tugs-at-saturns-rings/)