Rippling dune front in Herschel Crater

Rippling dune front in Herschel Crater

In just over three years, this rippled dune front in Herschel Crater moved an average of about two meters, as seen in these images from NASA's Mars Reconnaissance Orbiter taken between 2007 and 2010.

July 31, 2012 8:23 AM PDT

Photo by: NASA/JPL-Caltech/Univ. of Ariz./JHUAPL

| Caption by: James Martin

 

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