Tag Archives: mass wasting

HiRISE: Dark slope streaks in Olympus Mons aureole deposits

Posted on December 13, 2017 by rburnham

Wisps on another world. Beautiful Mars series.

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THEMIS: Giant landslide in Melas Chasma

Posted on December 8, 2017 by rburnham

THEMIS Image of the Day, December 8, 2017. This VIS image is located along the northern side of the chasma. The linear features are on the surface of a large landslide. This region of Melas Chasma is covered by several … Continue reading →

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THEMIS: Dunes swirl across landslide rubble

Posted on December 7, 2017 by rburnham

THEMIS Image of the Day, December 7, 2017. This VIS image is located along the northern cliff face of Melas Chasma. The linear features are large landslide surfaces. A region of sand dunes is located along the change in elevation … Continue reading →

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THEMIS: Landslide rubble, hills, and layered deposits on floor of Melas Chasma

Posted on December 6, 2017 by rburnham

THEMIS Image of the Day, December 6, 2017. This VIS image is located right at the edge of the canyon with the surrounding plains – the flat area at the bottom of the image. Some small landslide deposits are visible … Continue reading →

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THEMIS: Hills and landslide debris in Melas Chasma

Posted on December 1, 2017 by rburnham

THEMIS Image of the Day, December 1, 2017. Today’s image covers part of the floor of the canyon. At the top of the image is one of the many hills found on the floor in this region. The linear grooved … Continue reading →

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Creepy stuff: possible solifluction on Mars

Posted on November 30, 2017 by rburnham

Planetary Geomorphology Image of the Month, November 30, 2017: Andreas Johnsson (University of Gothenburg, Sweden). Small-scale lobes on Mars (Fig. 1) are tens to hundreds of meters wide and consist of an arcuate frontal riser that is a meter to … Continue reading →

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THEMIS: Faults weaken summit caldera wall on Pavonis Mons

Posted on November 8, 2017 by rburnham

THEMIS Image of the Day, November 8, 2017. This image shows the western part of the smaller summit caldera on Pavonis Mons. On this side of the caldera is a complex region of fault related collapse of the wall of … Continue reading →

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HiRISE: Landslide deposit in Coprates Chasma

Posted on November 6, 2017 by rburnham

Landslide deposit in Coprates Chasma. Beautiful Mars series.

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Sublimation of water can levitate sediments for downslope movement

Posted on October 27, 2017 by rburnham

Scientists from The Open University (OU) have discovered a process that could explain the long-debated mystery of how land features on Mars are formed in the absence of significant amounts of water. Experiments carried out in the OU Mars Simulation … Continue reading →

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THEMIS: Garden of Rubble in Coprates Chasma

Posted on September 29, 2017 by rburnham

THEMIS Image of the Day, September 29, 2017. This image is located in central Coprates Chasma. The floor of the chasma is covered by a complex deposit of material. This chaotic surface differs from most of the floor of the … Continue reading →

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