This observation captured by NASA Mars Reconnaissance Orbiter shows a couple of landforms that may result from the loss of large amounts of ice from subsurface deposits: polygonal patterns of troughs and large scallop-shaped depressions.
Details
Title: Utopia Planitia Surface
Creator: NASA/JPL-Caltech/Univ. of Arizona
Date Created: 2013-07-24
Rights: JPL
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