Tag Archives: sand dunes

HiRISE: Monitoring active dunes in east Meridiani Planum

Posted on August 22, 2018 by rburnham

Monitoring active dunes in east Meridiani Planum. Beautiful Mars series. [More at links]

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THEMIS: Sand dunes in Russell Crater

Posted on August 21, 2018 by rburnham

THEMIS Image of the Day, August 21, 2018. The large complex dune form in this VIS image is located on the floor of Russell Crater. Russell Crater is in Noachis Terra. (Features may look odd because sunlight is coming from … Continue reading →

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HiRISE: Ongoing dune activity in Ganges Chasma

Posted on August 14, 2018 by rburnham

Ongoing dune activity in Ganges Chasma. Beautiful Mars series. [More at links]

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Bagnold Dunes sand movement observed by Curiosity

Posted on August 8, 2018 by rburnham

[Editor’s note: From a paper by Mariah Baker and nine co-authors recently published in Geophysical Research Letters.] The Bagnold Dunes in Southern Summer: Active Sediment Transport on Mars Observed by the Curiosity Rover •  Curiosity’s imaging campaigns in the Bagnold … Continue reading →

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THEMIS: Active dunes and ground-ice creep

Posted on August 3, 2018 by rburnham

THEMIS Image of the Day, August 3, 2018. This VIS image is located in the region between northern Terra Sabaea and Utopia Planitia. This unnamed crater contains a small, dark dune field. Darkness suggests the dunes are dust-free, hence probably … Continue reading →

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THEMIS: Dunes of Moreux Crater

Posted on July 31, 2018 by rburnham

THEMIS Image of the Day, July 31, 2018. Today’s VIS image shows part of the floor of Moreux Crater. Sand dunes are found in this region of the crater floor. Moreux Crater is located on the northern margin of Terra … Continue reading →

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HiRISE: Cluster of dunes in Tyrrhena Terra

Posted on July 28, 2018 by rburnham

A cluster of dunes within a crater in Tyrrhena Terra. Beautiful Mars series. [More at links]

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HiRISE: Down in Proctor Crater

Posted on July 16, 2018 by rburnham

Down in Proctor Crater. Proctor Crater is 168 kilometers in diameter, and its massive dune field has been imaged by us for several years to track changes over time. Beautiful Mars series. [More at links]

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HiRISE: The sand always gets through

Posted on July 12, 2018 by rburnham

The sand always gets through. There are also eroded layers here in Orson Welles Crater. Beautiful Mars series. [More at links]

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‘Ghost dune’ pits discovered on Mars

Posted on July 11, 2018 by rburnham

Scientists have discovered hundreds of crescent-shaped pits on Mars where sand dunes the size of the U.S. Capitol stood billions of years ago. The curves of these ancient dune impressions record the direction of prevailing winds on the Red Planet, … Continue reading →

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