Tag Archives: Elysium Planitia

HiRISE: Young lava flows

This image shows remarkably young lava flows in Elysium Planitia. There are almost no impact craters over this flow, indicating that it is probably only a few million years old—practically an infant in geologic time. [More at link]

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THEMIS: A peppering of small craters

THEMIS Image of the Day, April 4, 2018. This field of small dark craters is located in southern Elysium Planitia. The dark appearance against the surrounding lava flows suggests that the craters post-date the lava flows. The small “tails” near … Continue reading

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HiRISE: Wonderfully eye-like

Wonderfully eye-like. Beautiful Mars series.

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THEMIS: Cracked lava plates in Avernus Colles

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

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

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

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

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

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HiRISE: Platy flow in Elysium Planitia

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

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HiRISE: A highly disrupted crater

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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