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Wind and gravity in Medusae Fossae (THEMIS_IOTD_20180410)

This VIS image is located in Medusae Fossae. Along the cliffside several dark streaks are visible.

 

It is thought that these streaks mark the location where downslope movement of material has removed some of the dust that coats every surface of Mars, and revealed the rocky surface beneath the dust.

 

The surface of the rest of the image appears to have been modified by wind erosion, which has created the aligned small hills and ridges.

 

This martian scene spans 18 x 65 kilometers (11 x 40 miles). To see where on Mars this area lies, and to download high-resolution versions of the image, go to themis.asu.edu/zoom-20180410a

 

See the Red Planet Report at redplanet.asu.edu for updates on Mars research and exploration. For more about Mars geology, check out the Mars-ePedia: marsed.asu.edu/marsepedia

 

For the latest THEMIS Mars images as received by mission scientists, see themis.asu.edu/livefrommars. To learn more about the THEMIS camera and its Mars images, see themis.asu.edu.

 

This image is in the public domain and may be republished free of charge, but if used it should be credited as NASA/JPL-Caltech/Arizona State University.

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Uploaded on April 10, 2018