Detailed views of south polar dust fans

Filed under pretty pictures, Mars, Mars Reconnaissance Orbiter, weather and climate

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Dust fans located close to each other on Mars' defrosting south polar cap sprout in many different directions, indicating multiple fan-formation events at different times as the wind blew in different directions. These six images are all shown at the same scale (1 meter per pixel, at fullest enlargement).

NASA / JPL / U. Arizona

Original image data dated on or about April 1, 2007