Tag Archives: dunes

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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HiRISE: Holden Crater dunes

Posted on February 5, 2018 by rburnham

Holden Crater dunes. 260 km above the surface. Black and white is 5 km across, enhanced color is less than 1 km. Beautiful Mars series.

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THEMIS: Kaiser Crater dunes in false color

Posted on February 2, 2018 by rburnham

THEMIS Image of the Day, February 2, 2018. This is a false color image of Kaiser Crater. In this combination of filters “blue” typically means basaltic sand. This VIS image crosses 3/4 of the crater and demonstrates how extensive the … Continue reading →

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THEMIS: North winds weave lines of dunes in Kaiser Crater

Posted on February 1, 2018 by rburnham

THEMIS Image of the Day, February 1, 2018. This VIS image of the floor of Kaiser Crater contains several sand dune shapes and sizes. The “whiter” material is the hard crater floor surface. Kaiser Crater is located in the southern … Continue reading →

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THEMIS: Sand dune museum in Kaiser Crater

Posted on January 31, 2018 by rburnham

THEMIS Image of the Day, January 31, 2018. This VIS image of the floor of Kaiser Crater contains a large variety of sand dune shapes and sizes. The “whiter” material is the hard crater floor surface. Kaiser Crater is located … Continue reading →

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THEMIS: Crescent dunes merge into long dunes in Kaiser Crater

Posted on January 30, 2018 by rburnham

THEMIS Image of the Day, January 30, 2018. At the top of this VIS image crescent shaped dunes are visible. As the dunes approach a break in elevation the forms change to connect the crescents together forming long aligned dune … Continue reading →

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THEMIS: Dunes in transition on floor of Kaiser Crater

Posted on January 29, 2018 by rburnham

THEMIS Image of the Day, January 29, 2018. This VIS image of Kaiser Crater shows a region of the dunes with varied appearances. The different dune forms developed due to different amounts of available sand, different wind directions, and the … Continue reading →

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THEMIS: Variations on a sandy theme in Kaiser Crater

Posted on January 26, 2018 by rburnham

THEMIS Image of the Day, January 26, 2018. This VIS image of Kaiser Crater shows a region of the dunes with varied appearances. The different dune forms developed due to different amounts of available sand, different wind directions, and the … Continue reading →

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THEMIS: Dunes on a topographic rise in Kaiser Crater

Posted on January 25, 2018 by rburnham

THEMIS Image of the Day, January 25, 2018. This VIS image of Kaiser Crater shows the central part of the crater floor. At the bottom of the image there is a topographic rise. The change in topography has altered the … Continue reading →

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