Thread: Planetary rings
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Nov5-03, 04:16 PM
P: 837
Originally posted by FZ+
What made earth's ring coallesce into a moon so quickly, and makes the rings of saturn etc remain seemingly so stable?
I don't know much about the Moon's formation. Saturn's ring's aren't stable; that's how we know they weren't formed when Saturn was. But they do last for hundreds of millions of years. I think this is partly due to the shepherd moons.