Tag Archives: mass wasting

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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THEMIS: And the rocks came tumbling down

THEMIS Image of the Day, August 1, 2018. This VIS image is located in central Ganges Chasma. A large landslide deposit fills the top third of the image. The radial grooves on the top of the landslide are a common … Continue reading

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THEMIS: The many textures of Gordii Dorsum

THEMIS Image of the Day, July 24, 2018. This VIS image is located at the northern end of Gordii Dorsum, where the surface slopes down into southern Amazonis Planitia. Within this image are several different surfaces and textures. At the … Continue reading

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HiRISE: Monitoring slopes in Gale Crater

Monitoring slopes in Gale Crater. This part of Gale Crater is south of where the rover Curiosity is. Beautiful Mars series. [More at links]

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HiRISE: Impact crater’s steep slopes

Steep slopes of impact crater. Beautiful Mars series. [More at links]

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THEMIS: Faulting and landslides in Tithonium Chasma

THEMIS Image of the Day, June 28, 2018. This VIS image shows the eastern edge of Tithonium Chasma, one of the large valley systems that comprise Valles Marineris. Large fractures are visible on the upper margin of the chasma. Downward … Continue reading

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THEMIS: Dark streaks on slopes — wet or dry?

THEMIS Image of the Day, June 22, 2018. Located on the rim of Chia Crater, this smaller crater contains a multitude of dark slope streaks. These features are assumed to represent down slope movements of material, either a process that … Continue reading

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