image: This image shows wind-eroded yardangs composed of materials from the lower member of the Medusae Fossae Formation. This is a portion of HiRISE frame PSP_003690_1755, 4.5 S lat, 147.3 E long. Inset is the location within browse image. This image relates to a paper that appeared in the May 25, 2012, issue of Science, published by AAAS. The paper, by J.R. Zimbelman at National Air and Space Museum, Smithsonian Institution in Washington, DC, and colleagues was titled, "Hesperian Age for Western Medusae Fossae Formation, Mars." view more
Credit: Image courtesy of NASA/JPL/U of A