Comment on Maybe that's not liquid water on Mars after allparentComments−dylan6049mowhy? there's less wind. supposedly, the astronaut footprints are expected to remain intact for quite a long time because of it.−pfdietz9moExactly. There is no wind. All the little solidified impact glass particles, with their razor sharp microscopic edges, have not been smoothed by even the slightest wind erosion.
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why? there's less wind. supposedly, the astronaut footprints are expected to remain intact for quite a long time because of it.
Exactly. There is no wind. All the little solidified impact glass particles, with their razor sharp microscopic edges, have not been smoothed by even the slightest wind erosion.