Previous Evidence of Water on Mars Now Identified as Grainflows (IMAGE)

U.S. Geological Survey

Previous Evidence of Water on Mars Now Identified as Grainflows

Caption

This HiRISE image cutout shows Recurring Slope Lineae in Tivat crater on Mars in enhanced color. The narrow, dark flows descend downhill (towards the upper left). Analysis shows that the flows all end at approximately the same slope, which is similar to the angle of repose for sand.

Credit

NASA/JPL/University of Arizona/USGS

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