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The Iapetus Ridge, decayed ring hypothesis revisited
ngunn
post Dec 14 2010, 09:26 AM
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Well well! A ring is back in the reckoning, and this time originating from the breakup of a former sub-satellite. (I'm sure I've seen that somewhere before wink.gif )

http://www.spacedaily.com/reports/How_Iape..._Ridge_999.html

EDIT: How did I miss this abstract? http://www.agu.org/cgi-bin/SFgate/SFgate?l...fm10%2ffm10.txt

EDIT: Link back to the earlier thread kicked off by the original Wing Ip paper: http://www.unmannedspaceflight.com/index.php?showtopic=3122
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Phil Stooke
post Dec 14 2010, 02:35 PM
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The geometric arguments seem to fit the ring hypothesis perfectly. As long as you can actually make the ring build up into a ridge instead of digging a groove, you're OK. In other words, the astronomy works, now for the geological part of the story.

Phil


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