Avalanche on Saturn's Icy Moon Iapetus (IMAGE)

Washington University in St. Louis

Avalanche on Saturn's Icy Moon Iapetus

Caption

When the rimwall of Iapetus’s Malun crater broke off and plunged more than five miles to the crater floor, it surged an astonishing 22 miles out from the base of the wall before finally coming to rest.

Credit

NASA/JPL/Space Science Institute

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