Tag Archives: sand dunes

HiRISE: Barchan dune wonderland

Posted on October 22, 2015 by rburnham

Barchan dune wonderland — The dark spots are the result of sublimation. Beautiful Mars series.

THEMIS: Proctor Crater dunes – false color

Posted on October 22, 2015 by rburnham

THEMIS Image of the Day, October 22, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, color, dune field, dunes, Mars Odyssey, NASA, Proctor Crater, sand, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

THEMIS: Melas Chasma – false color

Posted on October 8, 2015 by rburnham

THEMIS Image of the Day, October 8, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, color, dunes, Mars Odyssey, mass wasting, Melas Chasma, NASA, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

HiRISE: Aeolian features of Scandia Cavi

Posted on October 7, 2015 by rburnham

This HiRISE image shows modified barchan dunes with shapes that resemble “raptor claws.” The unusual morphology of these dunes suggests a limited supply of windblown sand. Winds likely blew from the northeast resulting in elongate dunes with an asymmetric downwind … Continue reading →

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

HiRISE: All along the fractures

Posted on October 1, 2015 by rburnham

We often take images of sand dunes to study the mobile soils. These images provide information about erosion and movement of surface material, about wind and weather patterns, even about the soil grains and grain sizes. However, looking past the … Continue reading →

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

THEMIS: Pettit Crater – false color

Posted on September 17, 2015 by rburnham

THEMIS Image of the Day, September 17, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading →

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dune field, Mars Odyssey, NASA, Pettit Crater, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

Curiosity panorama shows petrified sand dunes

Posted on September 11, 2015 by rburnham

Some of the dark sandstone in an area being explored by NASA’s Curiosity Mars rover shows texture and inclined bedding structures characteristic of deposits that formed as sand dunes, then were cemented into rock. A panorama from Curiosity’s Mast Camera … Continue reading →

Posted in Reports | Tagged Aeolis Mons, cross-bedding, Curiosity, dunes, Gale Crater, Mars Science Laboratory, Mount Sharp, MSL, NASA, sand dunes, Stimson Formation | Comments Off

HiRISE: Pitted dunes in the Southern Highlands

Posted on September 11, 2015 by rburnham

Pitted dunes in the Southern Highlands. Beautiful Mars series.

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

THEMIS: Moreux Crater

Posted on September 8, 2015 by rburnham

THEMIS Image of the Day, September 8, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading →

Posted in Reports | Tagged Arizona State University, ASU, color, dunes, Mars Odyssey, Moreux Crater, NASA, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

HiRISE: With enough time, the sand will devour all

Posted on August 28, 2015 by rburnham

With enough time, the sand will devour all. Sand dunes are among the most widespread wind-driven features present on Mars. Beautiful Mars series.

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

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