A crescent Tethys shows off its great scar, Ithaca Chasma, for which the moon is renowned. The chasm is 100 kilometers 60 miles across on average, and is 4 kilometers 2 miles deep in places.
Details
Title: A Truly Grand Canyon
Creator: NASA/JPL/Space Science Institute
Date Created: 2005-12-28
Rights: JPL
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