Tag Archives: chaotic terrain

HiRISE: Fractured terrain in Shambe Crater

Fractured terrain in Shambe Crater. Beautiful Mars series.

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HRSC: Window to a watery past

This 70 km-wide crater and its surrounds offer a window into the watery past of the Red Planet. The scene, captured by ESA’s Mars Express, is a composite of two images taken in March 2007 and February 2017. It focuses … Continue reading

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HiRISE: Aram Chaos

Splendor in the rocks. (Aram Chaos) Beautiful Mars series.

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THEMIS: Varieties of geo-chaos in Gorgonum

THEMIS Image of the Day, May 2, 2017. Today’s false color image shows part of Gorgonum Chaos. Chaotic regions form when groundwater escapes to the surface, undermining it and causing the ground to collapse. The linear depression at the bottom … Continue reading

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THEMIS: Geo-chaos in Gorgonum

THEMIS Image of the Day, April 27, 2017. Today’s false color image shows part of Gorgonum Chaos, a place where subsurface ice melted, broke through to the surface, and drained away after undermining the ground along fractures. The THEMIS VIS … Continue reading

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HiRISE: Chaotic terrain in Xanthe Terra

Chaotic terrain in Xanthe Terra. Beautiful Mars series.

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HiRISE: Disrupted terrain in Elysium Planitia

Disrupted terrain in southern Elysium Planitia. Beautiful Mars series.

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THEMIS: Faulting cuts across Gorgonum Chaos

THEMIS Image of the Day, January 3, 2017. Today’s false color image shows part of Gorgonum Chaos. The linear features are tectonic faults, called graben, that are part of Sirenum Fossae. The THEMIS VIS camera contains 5 filters. The data … Continue reading

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THEMIS: Gorgonum Chaos in false color

THEMIS Image of the Day, December 30, 2016. Today’s false color image shows part of Gorgonum Chaos. Scientists call such terrain as this “chaotic” because the escape of groundwater from the subsurface has undermined the landscape and caused it to … Continue reading

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THEMIS: Aram Chaos

THEMIS Image of the Day, December 21, 2016. Today’s false color image shows part of Aram Chaos. This is an ancient impact crater that was filled with sediments, flooded, and eroded. The THEMIS VIS camera contains 5 filters. The data … Continue reading

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