Tag Archives: gullies

HiRISE: Deeply incised gullies and arcuate ridges

Posted on April 5, 2017 by rburnham

Deeply incised gullies and arcuate ridges. Beautiful Mars series.

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HiRISE: Gully monitoring in Kamnik Crater

Posted on April 4, 2017 by rburnham

Gully monitoring in Kamnik Crater. Beautiful Mars series.

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THEMIS: Gullies eroding rim of Noachis Terra crater

Posted on April 3, 2017 by rburnham

THEMIS Image of the Day, April 3, 2017. Many gullies dissect the inner rim of this unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.

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HiRISE: Distinctive brightness

Posted on March 30, 2017 by rburnham

This full-resolution image is centered on a bright deposit at the end of a gully channel. The bright deposit does not seem to be present in an image acquired several years earlier than 2009, and is likely to be very … Continue reading →

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THEMIS: Gullies on a big dune

Posted on March 27, 2017 by rburnham

THEMIS Image of the Day, March 27, 2017. Today’s VIS image shows part of the large dune form on the floor of Russell Crater. The big dune is scarred by gullies, with little dunes gathering at the gullies’ ends. More … Continue reading →

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HiRISE: Hanging valleys in Dao Vallis

Posted on March 22, 2017 by rburnham

Hanging valleys in Dao Vallis. Beautiful Mars series.

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HiRISE: Gullies in winter shadow

Posted on March 21, 2017 by rburnham

This is an odd-looking image. It shows gullies during the winter while entirely in the shadow of the crater wall. Illumination comes only from the winter skylight. We acquire such images because gullies on Mars actively form in the winter … Continue reading →

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THEMIS: Rim gullies & dunes in Noachis crater

Posted on March 16, 2017 by rburnham

THEMIS Image of the Day, March 16, 2017. Today’s false color image shows part of the floor of an unnamed crater in Noachis Terra. A small field of dunes is visible in the bottom left corner of the full image, … Continue reading →

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THEMIS: Ross Crater gullies

Posted on February 24, 2017 by rburnham

THEMIS Image of the Day, February 24, 2017. This VIS image shows Ross Crater in Aonia Terra. The crater rim is dissected by gullies, however these gullies are much smaller than those in yesterday’s image. More THEMIS Images of the … Continue reading →

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THEMIS: Noachis Terra dunes and gullies

Posted on February 23, 2017 by rburnham

THEMIS Image of the Day, February 23, 2017. This VIS image shows part of an unnamed crater in Noachis Terra. Large gullies dissect the crater rim and dunes are located on the crater floor. (If gullies look like ridges, remember … Continue reading →

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