Tag Archives: active dunes

THEMIS: Noachis Terra dunes — false color

Posted on July 24, 2015 by rburnham

THEMIS Image of the Day, July 24, 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, color, Mars Odyssey, NASA, Noachis Terra, sand, sand dunes, THEMIS, Thermal Emission Imaging System, wind | Comments Off

THEMIS: Crater dunes — false color

Posted on July 17, 2015 by rburnham

THEMIS Image of the Day, July 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, color, dunes, Mars Odyssey, NASA, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

HiRISE: Dune field in west Endeavour Crater

Posted on July 17, 2015 by rburnham

Dune field in west Endeavour Crater. Beautiful Mars series.

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

HiRISE: Streamlined feature

Posted on June 10, 2015 by rburnham

Streamlined feature created by wind (aeolian) or fluvial processes? Note also the thin dune crests running from top to bottom. Beautiful Mars series.

Posted in Reports | Tagged active dunes, Beautiful Mars, eolian processes, fluvial landforms, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, MRO, NASA, University of Arizona | Comments Off

THEMIS: Crater dunes

Posted on June 4, 2015 by rburnham

THEMIS Image of the Day, June 4, 2015. Today’s VIS image shows part of the floor of an unnamed crater in Noachis Terra. The floor contains a sand sheet with dune forms. More THEMIS Images of the Day by geological … Continue reading →

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System, wind | Comments Off

THEMIS: Crater dunes

Posted on May 21, 2015 by rburnham

THEMIS Image of the Day, May 21, 2015. Today’s VIS image shows dunes on the floor of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System, wind | Comments Off

THEMIS: Crater dunes

Posted on May 7, 2015 by rburnham

THEMIS Image of the Day, May 7, 2015. Today’s VIS image shows sand dunes on the floor of an unnamed crater in Terra Sirenum. More THEMIS Images of the Day by geological topic.

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Terra Sirenum, THEMIS, Thermal Emission Imaging System | Comments Off

HiRISE: Layers and dark dunes

Posted on April 10, 2015 by rburnham

The target of this observation is a circular depression in a dark-toned unit associated with a field of cones to the northeast. At the image scale of a Context Camera image, the depression appears to expose layers especially on the … Continue reading →

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

THEMIS: Crater dunes

Posted on April 10, 2015 by rburnham

THEMIS Image of the Day, April 10, 2015. This VIS image shows a large sand sheet with surface dune forms on the floor of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

THEMIS: Noachis Terra dunes VIS

Posted on March 13, 2015 by rburnham

THEMIS Image of the Day, March 13, 2015. Today’s VIS image was collected at the same time as yesterday’s IR image. The dunes are darker in visible wavelengths than the surrounding material. More THEMIS Images of the Day by geological … Continue reading →

Posted in Reports | Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System | Comments Off

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