Tag Archives: mass wasting

THEMIS: Maunder Crater’s gullies and landslides

THEMIS Image of the Day, January 8, 2019. Today’s VIS image shows part of the eastern side of Maunder Crater. This crater has a unique form, with a large amount of fill on the eastern half of the crater floor, … Continue reading

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HiRISE: Chryse Chaos

Chryse Chaos. In planetary nomenclature, the term chaos means “distinctive area of broken terrain.” The general morphology of chaos is steep-sided mesas in close proximity. The interconnected channel forms erode, and mesas are created by erosion of the bounding channels. Beautiful … Continue reading

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HiRISE: Slope streaking

We have been monitoring the slope streaks on this hill for several years. There are definitive changes between this September 2018 image and a previous one in December 2016. Earlier streaks have since faded and new, darker streaks are visible. … Continue reading

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THEMIS: Landslide in Terra Sirenum crater

THEMIS Image of the Day, November 15, 2018. A small landslide deposit is visible at the bottom left corner of this VIS image. The landslide is in an unnamed crater in Terra Sirenum. See more THEMIS Images of the Day … Continue reading

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THEMIS: Sinuous features hint at ground ice

THEMIS Image of the Day, November 8, 2018. This VIS image is located in an unnamed crater in Noachis Terra. The sinuous feature near the bottom of the crater rim appears to have been caused by down slope movement of … Continue reading

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HiRISE: Shadowed gullies in Dunkasa Crater

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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THEMIS: Dark streaks on the rim of Orcus Patera

THEMIS Image of the Day, August 15, 2018. Today’s VIS image is located on the western margin of Orcus Patera. Dark slope streaks are present on most ridges in the image. Formation of these features is linked to a change … Continue reading

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THEMIS: Terra Sabaea dark slope streaks

THEMIS Image of the Day, August 9, 2018. This VIS image is located in Terra Sabaea. The ridge near the right side of the image contains dark slope streaks. These features are thought to form by downslope movement of material … Continue reading

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HiRISE: Gullies in a crater in Acidalia Planitia

Gullies in a crater in Acidalia Planitia. The objective of this observation is to examine gullies on the north wall of a crater. The slope looks quite steep and the gullies are fairly straight. Beautiful Mars series. [More at links]

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THEMIS: Dark slope streaks in Terra Sabaea

THEMIS Image of the Day, August 7, 2018. This VIS image is located in an unnamed crater in Terra Sabaea. The entire inner rim of the crater near the center of the image contains dark slope streaks. These features are … Continue reading

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