Tag: Italian Space Agency

rhea

27

May2015

Rhea’s Rugged Horizon

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The surface of Rhea has been sculpted largely by impact cratering, each crater a reminder of a collision sometime in the moon's history. On more geologically active worlds like Earth, the craters would be erased by erosion, volcanoes or tectonics. But on quieter worlds like Rhea, the craters remain until ... Read More
May 27, 2015Chris Minney

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