A Truly Grand Canyon
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.
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.