Tag Archives: linear gullies

HiRISE: Sliding ice block dunes

Sliding ice block dunes. Beautiful Mars series.

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HiRISE: So long in the making

So long in the making. While monitoring gullies through a Mars year (which is 687 days), we might also see fresh frost deposits.Beautiful Mars series.

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Dry ice slabs carve linear grooves down Mars dunes

The “megadune” in Russell Crater features linear grooves or gullies a few meters wide, a meter or two deep, and roughly a kilometer or two long.

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