Mars: gullies on impact crater wall

by: Nasa/JPL/MSSS/Novapix
Reference: a-mar06-00103
Date: 2006-10-14

Gullies on the walls of a meteor impact crater in Newton Basin in Sirenum Terra, Mars. The gullies originate at a specific layer and may have formed by release of groundwater to the martian surface in geologically recent times.

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