Tag Archives: rockfalls

HiRISE: Hues in a crater slope

Posted on January 4, 2017 by rburnham

Impact craters expose the subsurface materials on steep slopes. However, these slopes often experience rockfalls and debris avalanches that keep the surface clean of dust, revealing a variety of hues, like in this enhanced-color image, representing different rock types. The … Continue reading →

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Watch for falling rocks

Posted on March 1, 2012 by rburnham

A new investigation of Cerberus Fossae using HiRISE images shows that Mars is probably seismically active now or in the recent past. The clues are tracks left by boulders as they rolled downhill. Gerald Roberts (University of London) and colleagues … Continue reading →

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