Martian Polar Layer Erosion Looks Striking

(PhysOrg.com) -- An odd, solitary hill rising part-way down an eroding slope in Mars' north polar layered terrain may be the remnant of a buried impact crater, suggests a University of Arizona planetary scientist who studied the feature in a new, detailed image from the HiRISE camera onboard NASA's Mars Reconnaissance Orbiter.

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<p><a href="http://www.physorg.com/news143393467.html">Martian Polar Layer Erosion Looks Striking</a></p> <p>(PhysOrg.com) -- An odd, solitary hill rising part-way down an eroding slope in Mars' north polar layered terrain may be the remnant of a buried impact crater, suggests a University of Arizona planetary scientist who studied the feature in a new, detailed image from the HiRISE camera onboard NASA's Mars Reconnaissance Orbiter.</p>