Tag Archives: landslides

HiRISE: Jumbled blocks on the floor of Melas Chasma

This part of Melas Chasma has been the target for many previous HiRISE images due to its diversity of terrains and materials. This observation covers an area not previously imaged, revealing a chaotic jumble of bright layered sediments, perhaps resulting … Continue reading

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HiRISE: An Olympus Mons landslide

An Olympus Mons landslide. Olympus Mons is too large for HiRISE to capture in one image, but we can get very detailed closeups of parts of it. Here, we see a slope streak, possibly caused by a boulder rolling downhill … Continue reading

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THEMIS: Ma’adim Vallis

THEMIS Image of the Day, January 23, 2019. This VIS image shows a small section of Ma’adim Vallis. Ma’adim Vallis is located in Terra Cimmeria and empties into Gusev Crater, the home of the MER Spirit rover. See more THEMIS … Continue reading

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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: Crater immediately east of Biblis Patera

A crater immediately to the east of Biblis Patera. Some questions include: (a) what is the “deposit” on the west side of the crater, seeming to cover the wall/floor interface? (b) what is the floor material; did lava come up … 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: Tectonic ‘grid’ in Noctis Labyrinthis, plus a landslide triggered by impact

THEMIS Image of the Day, October 30, 2018. This VIS image is located in Noctis Labyrinthus. There are two directions of faults visible, which intersect at an approximately 90 degree angle. The faults running from bottom right to upper left … Continue reading

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THEMIS: Landslide in Melas Chasma

THEMIS Image of the Day, October 29, 2018. Today’s VIS image shows part of the northern cliff face of Melas Chasma and the large landslide deposits at the base of the cliff face. The landslide deposits are called Ophir Labes. … Continue reading

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THEMIS: Landslide in Mutch Crater

THEMIS Image of the Day, September 27, 2018. Today’s image shows part of Mutch Crater in Xanthe Terra. At the bottom of the image, visible in warm tones, is a short section of the crater’s southern rim. Note the landslide … Continue reading

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THEMIS: Ophir Chasma in false color

THEMIS Image of the Day, September 5, 2018. Today’s VIS image shows part of Ophir Chasma, where landslide debris mingles with probable sediments from long-vanished lakes. The THEMIS VIS camera contains 5 filters. The data from different filters can be … Continue reading

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