Dunes on Mars

Barchan and Barchanoid Ridges on the surface of Mars

Large barchans and barchanoid ridges on the floor of Nil Patera on Mars. Barchans are crescent-shaped dunes whose tips, called horns, point away from the primary wind direction

  • WEB12929-2013

  • Copyright/Owner: Smithsonian Institution
  • Source: National Air and Space Museum, Smithsonian Institution
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