Tag Archives: Elysium Planitia

THEMIS: Cracked lava plates in Avernus Colles

Posted on April 3, 2018 by rburnham

THEMIS Image of the Day, April 3, 2018. The arcuate fractures and broken up surface shown in this image is called Avernus Colles. This unique surface has developed on the southeast margin of Elysium Plainitia. More THEMIS Images of the … Continue reading →

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THEMIS: Granicus Valles, channel in Elysium

Posted on March 28, 2018 by rburnham

THEMIS Image of the Day, March 28, 2018. This VIS image shows a section of Granicus Valles. Granicus Valles is one of several channel systems the originate near Elysium Mons. More THEMIS Images of the Day by geological topic.

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HiRISE: Volcanic landforms in SE Elysium Planitia

Posted on February 27, 2018 by rburnham

Various volcanic landforms in southeast Elysium Planitia. The second image [above] is at full resolution, less than 1 km across, both are 279 km above the surface. Beautiful Mars series.

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HiRISE: Yardangs – nature’s weathervanes

Posted on November 30, 2017 by rburnham

The prominent tear-shaped features in this image are erosional features called yardangs. Yardangs are composed of sand grains that have clumped together and have become more resistant to erosion than their surrounding materials. As the winds of Mars blow and … Continue reading →

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HiRISE: Circular lava structure in Elysium Planitia

Posted on November 28, 2017 by rburnham

A circular structure in lava in southwestern Elysium Planitia. Beautiful Mars series.

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HiRISE: Platy flow in Elysium Planitia

Posted on October 24, 2017 by rburnham

A channel segment amid platy-ridged flows in central Elysium Planitia. Beautiful Mars series.

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HiRISE: A highly disrupted crater

Posted on October 20, 2017 by rburnham

This 2.5-kilometer diameter crater has been significantly altered from the usual bowl-shaped appearance we associate with craters. Material has covered significant portions of the ejecta and filled in the crater. This fill material has since been subject to erosion—like boulders … Continue reading →

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Water ice is buried near Mars equator in small areas

Posted on August 17, 2017 by rburnham

A re-analysis of data from the Neutron Spectrometer on NASA’s Mars Odyssey orbiter has nearly doubled the data’s resolution. The higher-resolution data show that small deposits of water ice lie buried at shallow depths near the martian equator in several … Continue reading →

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THEMIS: Channels of Granicus Valles

Posted on July 20, 2017 by rburnham

THEMIS Image of the Day, July 20, 2017. This VIS image shows part of Granicus Valles. Granicus Valles is just one of several long channels found on the western margin of the Elysium Volcanic Complex. More THEMIS Images of the … Continue reading →

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HiRISE: Escape from Mars!

Posted on July 11, 2017 by rburnham

This image shows one of millions of small (10s of meters in diameter) craters and their ejecta material that dot the Elysium Planitia region of Mars. The small craters were likely formed when high-speed blocks of rock were thrown out … Continue reading →

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