Tag Archives: sand dunes

THEMIS: North polar dunes meet Escorial Crater

Posted on September 25, 2018 by rburnham

THEMIS Image of the Day, September 25, 2018. At the bottom of this image is Escorial Crater. The dune field to the north are called Hyperboreae Undae. The subtle blue and yellow arcs over the crater are clouds. The THEMIS … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, Escorial Crater, Hyperboreae Undae, Mars Odyssey, NASA, north polar sand sea, sand, sand dunes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System | Comments Off

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]

Posted in Reports | Tagged Beautiful Mars, dunes, High Resolution Imaging Science Experiment, HiRISE, Ius Chasma, Mars Reconnaissance Orbiter, MRO, NASA, sand dunes, University of Arizona | Comments Off

HiRISE: The other Pan’s labyrinth

Posted on September 19, 2018 by rburnham

The other Pan’s labyrinth. These polar dunes are located near source of gypsum. Beautiful Mars series. [More at links]

Posted in Reports | Tagged Beautiful Mars, gypsum, gypsum dunes, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, MRO, NASA, north polar sand sea, polar dunes, sand dunes, University of Arizona | Comments Off

HiRISE: Rough texture, dark dunes

Posted on September 19, 2018 by rburnham

Rough texture, dark dunes. There is a variety of substrate textures in this image, including a ridge-groove corrugation that is reminiscent of some features in Gale Crater. Beautiful Mars series. [More at links]

Posted in Reports | Tagged Beautiful Mars, dunes, High Resolution Imaging Science Experiment, HiRISE, Margaritifer Terra, Mars Reconnaissance Orbiter, MRO, NASA, sand dunes, University of Arizona | Comments Off

HiRISE: Sand sea monitoring

Posted on September 18, 2018 by rburnham

Sand sea monitoring. This ocean of dunes is located within central Juventae Chasma. Beautiful Mars series. [More at links]

Posted in Reports | Tagged Beautiful Mars, dunes, High Resolution Imaging Science Experiment, HiRISE, Juventae Chasma, Mars Reconnaissance Orbiter, MRO, NASA, sand dunes, University of Arizona | Comments Off

THEMIS: Dunes and Escorial Crater ejecta in false color

Posted on September 13, 2018 by rburnham

THEMIS Image of the Day, September 13, 2018. The ‘brown’ in this VIS image is part of the ejecta surrounding Escorial Crater. The material of the ejecta blanket is much more resistant to local winds and remains as a plateau … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, dunes, Escorial Crater, Hyperboreae Undae, Mars Odyssey, NASA, north polar sand sea, sand dunes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System | Comments Off

THEMIS: Siton Undae dunes in false color

Posted on September 12, 2018 by rburnham

THEMIS Image of the Day, September 12, 2018. The blue features in this VIS image are sand dunes located near Escorial Crater and the north polar cap. The dune field is called Siton Undae. The THEMIS VIS camera contains 5 … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, north polar sand sea, sand dunes, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System | Comments Off

HiRISE: Hanging sand dunes in Coprates Chasma

Posted on September 7, 2018 by rburnham

Dune fields located among canyon wall slopes are also known as “wall dune fields” and are further identified as either climbing or falling. Falling dunes are defined as large bedforms with lee faces on the downhill side—indicating that this is … Continue reading →