Last updated on April 24, 2014 at 0:08 EDT
Nechos Terraces
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Necho's Terraces

December 4, 2012
Terraces are typical for craters of this size, though in Necho's case the terraces formed only on the western side. Reduced resolution NAC mosaic of images M134388215L and R. Credit: NASA/GSFC/Arizona State University.