Three images of the same location, taken by NASA Mars Reconnaissance Orbiter at different times on Mars, show seasonal activity causing sand avalanches and ripple changes on a Martian dune. Time sequence of the images progresses from top to bottom.
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Details
Title: Seasonal Changes in Northern Mars Dune Field
Creator: NASA/JPL-Caltech/University of Arizona
Date Created: 2011-02-03
Rights: JPL
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