Tag Archives: Valles Marineris

THEMIS: Western floor of Hebes Chasma

THEMIS Image of the Day, August 18, 2017. This image shows part of the western side of Hebes Chasma. The large central mesa is on the right side of the image. The smooth region in the lower left side of … Continue reading

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THEMIS: Wind erosion on Hebes Mensa

THEMIS Image of the Day, August 17, 2017. The large mesa in the center of Hebes Chasma dominates this image. The top of the mesa is at the center of the image, with the cliff faces to the top and … Continue reading

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THEMIS: Faults and gullies in Hebes Chasma

THEMIS Image of the Day, August 16, 2017. This image shows the part of the northern cliff face of Hebes Chasma at the top of the image. The linear features aligned diagonally across the top of the image are large … Continue reading

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THEMIS: Landslides in Hebes Chasma

THEMIS Image of the Day, August 15, 2017. This image shows the part of the southern cliff face of Hebes Chasma at the bottom of the image. The materials seen in the majority of this image are part of the … Continue reading

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THEMIS: Hebes Chasma’s mesa-in-a-basin

THEMIS Image of the Day, August 14, 2017. This image shows the part of the southern cliff face of Hebes Chasma a the bottom of the image. At the top of the image is part of the large mesa located … Continue reading

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HiRISE: Along the floor of Coprates Chasma

This image shows a small portion of the floor of Coprates Chasma, a large trough within the Valles Marineris system of canyons. Although the exact sequence of events that formed Coprates Chasma is unknown, the ripples, mesas, and craters visible … Continue reading

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THEMIS: Coprates Chasma in false color

THEMIS Image of the Day, July 28, 2017. Today’s false color image shows part of Coprates Chasma, just one side canyon within the vast equatorial rift zone called Valles Marineris. The THEMIS camera contains 5 filters. The data from different … Continue reading

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THEMIS: Melas Chasma landslide in false color

THEMIS Image of the Day, July 13, 2017. Today’s false color image shows part of Melas Chasma, along with a gigantic landslide where part of the canyon rim has collapsed. The THEMIS camera contains 5 filters. The data from different … Continue reading

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THEMIS: Coprates Chasma in false color

THEMIS Image of the Day, July 10, 2017. Today’s false color image shows part of Coprates Chasma. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. … Continue reading

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HiRISE: Active flows on steep slopes in Ganges Chasma

This image covers a steep west-facing slope in southwestern Ganges Chasma, north of the larger canyons of Valles Marineris. The spot was targeted both for the bedrock exposures and to look for active slope processes. We see two distinct flow … Continue reading

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