Tag Archives: sand avalanches

HiRISE: Dust and frost

Posted on June 13, 2018 by rburnham

Sand dunes in the north polar regions of Mars show light coatings of pale orange dust blown partially across the dark basaltic sand. Around the edges of the dunes, patches of seasonal dry ice remain. These patches will be gone … Continue reading →

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HiRISE: Sand avalanches in Meroe Patera

Posted on March 6, 2015 by rburnham

One of the major extended-mission objectives for HiRISE has been to re-image parts of the surface to look for changes. Such observations can tell us what processes are active today. This image was acquired as part of a series to … Continue reading →

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