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Many high latitude craters contain sand dunes. As it is now high summer at the South Pole of Mars, the dunes are all frost free. This VIS image of an unnamed crater in Sisyphi Planum has dunes and sand moving out of the crater.

Orbit Number: 42232 Latitude: -59.5483 Longitude: 351.45 Instrument: VIS Captured: 2011-06-22 15:51

Please see the THEMIS Data Citation Note for details on crediting THEMIS images.

NASA's Jet Propulsion Laboratory manages the 2001 Mars Odyssey mission for NASA's Science Mission Directorate, Washington, D.C. The Thermal Emission Imaging System (THEMIS) was developed by Arizona State University, Tempe, in collaboration with Raytheon Santa Barbara Remote Sensing. The THEMIS investigation is led by Dr. Philip Christensen at Arizona State University. Lockheed Martin Astronautics, Denver, is the prime contractor for the Odyssey project, and developed and built the orbiter. Mission operations are conducted jointly from Lockheed Martin and from JPL, a division of the California Institute of Technology in Pasadena.