Tag Archives: Ius Chasma

THEMIS: Mega-gullies in Sinai Planum

Posted on July 31, 2019 by rburnham

THEMIS Image of the Day, July 31, 2019. Today’s VIS image shows part a section of a mega gully. Located on the plains of Sinai Planum, it is just one of a number of huge channels that line the cliff … Continue reading →

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HiRISE: Exposed material southwest of an impact crater

Posted on July 9, 2019 by rburnham

Exposed material southwest of an impact crater. This terrain is right at the edge of the ejecta blanket of an impact crater to the south of Louros Valles, which itself is on the southern edge of Ius Chasma and was … Continue reading →

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HiRISE: Abstract art in Ius Chasma

Posted on April 18, 2019 by rburnham

Sometimes Mars’ surface is just beautiful as seen through the eyes of HiRISE. This is one example on the floor of Ius Chasma, part of Valles Marineris. The region has had a complex history of sediment deposition, deformation, erosion, and … Continue reading →

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HiRISE: In the gullies and bedrock of Ius Chasma

Posted on March 20, 2019 by rburnham

This image was acquired in Ius Chasma, a major section of the western portion of the giant Valles Marineris trough. We see a portion of a steep slope with gullies extending downhill (towards bottom of image). Many of the gully … Continue reading →

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THEMIS: Canyons of Ius Chasma

Posted on March 7, 2019 by rburnham

THEMIS Image of the Day, March 7, 2019. This false-color VIS image shows part of the southern cliff face of Ius Chasma, part of the giant Valles Marineris rift system. The THEMIS VIS camera contains 5 filters. The data from … Continue reading →

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HiRISE: Dark dunes in Ius Chasma

Posted on September 21, 2018 by rburnham

Dark dunes in Ius Chasma. This image is part of a campaign to monitor the dunes over three Martian years. Beautiful Mars series. [More at links]

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THEMIS: Mega-gullies of Louros Valles

Posted on March 2, 2018 by rburnham

THEMIS Image of the Day, March 2, 2018. Ius Chasma is unique from the other chasmata of Valles Marineris in possessing mega-gullies on both sides of the chasma. The largest mega-gullies are located in Sinai Planum, dissecting those plains and … Continue reading →

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THEMIS: Sapping gullies in Louros Valles

Posted on March 1, 2018 by rburnham

THEMIS Image of the Day, March 1, 2018. Ius Chasma is unique from the other chasmata of Valles Marineris in possessing mega gullies on both sides of the chasma. The largest mega gullies are located in Sinai Planum, dissecting those … Continue reading →

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THEMIS: Colliding landslides in Ius Chasma

Posted on February 28, 2018 by rburnham

THEMIS Image of the Day, February 28, 2018. This VIS image shows the eastern end of Ius Chasma. The southern canyon wall is at the bottom of the image, with dark sand and sand dunes. The presence of mobile sand … Continue reading →

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THEMIS: Eroding landslide in Ius Chasma

Posted on February 27, 2018 by rburnham

THEMIS Image of the Day, February 27, 2018. This VIS image shows part of the eastern end of Ius Chasma. Geryon Montes are located in the bottom half of the image. Between the montes and the southern wall face is … Continue reading →

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