This is Mars’s Hellas Chaos, an area covered in wind-blown dunes and flat-topped mesas. The dusting of white is in fact carbon dioxide frost—so, pretty chilly then![ESA]
This is Mars’s Hellas Chaos, an area covered in wind-blown dunes and flat-topped mesas. The dusting of white is in fact carbon dioxide frost—so, pretty chilly then![ESA]
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