Iapetus' peerless equatorial ridge

Posted by Emily Lakdawalla on 2012/02/22 01:49 CST

A new paper in the Journal of Geophysical Research - Planets by Dombard, Cheng, McKinnon, and KayI claims to explain how Iapetus' equatorial ridge formed. Cool!�

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First-ever high-resolution Synthetic Aperture Radar image of Enceladus

Posted by Emily Lakdawalla on 2011/12/01 07:22 CST

On the November 6, 2011 flyby of Enceladus -- the third such flyby in just a few weeks -- the Cassini mission elected to take a SAR swath instead of using the optical instruments for once. So here it is: the first-ever SAR swath on Enceladus. In fact, the only other places we've ever done SAR imaging are Earth, the Moon, Venus, Iapetus, and Titan.

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