Tag Archives: Mars Reconnaissance Orbiter

HiRISE: Gullies and crevasses on a mesa

Posted on November 16, 2018 by rburnham

Gullies and crevasses on a mesa. Beautiful Mars series. [More at links]

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HiRISE: Monitoring frost in Raga Crater

Posted on November 15, 2018 by rburnham

Monitoring frost in Raga Crater. We’re watching frost up-slope from known new gully flows in Raga. These appear to be distinct from recurring slope lineae we’ve seen in other craters. Beautiful Mars series. [More at links]

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MARCI weather report, November 5-11, 2018

Posted on November 14, 2018 by rburnham

Across much of the red planet there was a lull in dust storm activity last week, which is typical for this time of season. Atmospherically thin dust hazes continued near the receding south polar ice cap as well as near … Continue reading →

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HiRISE: Crater in the aureole of Pavonis Mons

Posted on November 13, 2018 by rburnham

A crater in the aureole of Pavonis Mons. This is an unusual crater in the Pavonis Mons aureole, possibly a glacial deposit. It appears to have secondaries or textured ejecta (sign of freshness), but is mostly infilled. It also has … Continue reading →

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HiRISE: Dune field in a crater near Iaxartes Tholus

Posted on November 13, 2018 by rburnham

A dune field in a crater near Iaxartes Tholus. Beautiful Mars series. [More at links]

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HiRISE: Pitted material and mounds

Posted on November 9, 2018 by rburnham

Pitted material and mounds in Chryse Planitia. This rough-looking material has many meter-length pits. What exactly is this stuff? Chryse Planitia shows evidence of water erosion in the past, and is the bottom end for many outflow channels from the southern … Continue reading →

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HiRISE: Ridges in Terra Sabaea crater

Posted on November 8, 2018 by rburnham

Ridges in Terra Sabaea. The objective of this observation is to determine the nature of ridges on a crater floor.  They may represent inverted terrain. Beautiful Mars series. [More at links]

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HiRISE: Shadowed gullies in Dunkasa Crater

Posted on November 7, 2018 by rburnham

Hide all you want, gullies! That shadow of Dunkasa Crater is no match for us, especially when we can use Photoshop to bring out your enhanced colors. Beautiful Mars series. [More at links]

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MARCI weather report, Oct 29-Nov 4, 2018

Posted on November 7, 2018 by rburnham

Dust activity across much of Mars was relatively uneventful towards the end of the week. Looking to the southern high-latitudes, some dust hazes were observed near the edge of the defrosting seasonal south polar ice cap. Arsia Mons, the southernmost … Continue reading →

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HiRISE: Dunes dubbed Furya

Posted on November 6, 2018 by rburnham

Dunes dubbed Furya. Of course, these were dubbed by the suggester of the image, who clearly is a fan of “The Chronicles of Riddick.” Beautiful Mars series. [More at links]

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