View Full Version : Discussion: Pan's Influence on the Rings

2005-Jun-24, 03:10 PM
SUMMARY: NASA's Cassini spacecraft took this photograph of Saturn's moon Pan, embedded in the Encke Gap in Saturn's A ring. In the first picture, you can see the ripples in the ring due to Pan's gravity, and then another image without this wake. Pan is only 20 km (12 miles) across, but the effect of its gravity is quite impressive on the fragile rings.

View full article (http://www.universetoday.com/am/publish/pans_influence_rings.html)

What do you think about this story? Post your comments below.

2005-Jul-26, 03:12 AM
I have a subscription to Astronomy magazien and thare was a similar story in it about the rings and moons of all the planets.