Tag Archives: Margaritifer Terra

THEMIS: Ares Valles’ long winding channel

THEMIS Image of the Day, July 25, 2018. Today’s VIS image shows part of Ares Vallis, one of the large channels in Margaritfer Terra that empty into Chryse Planitia. See more THEMIS Images of the Day by geological subject.

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THEMIS: Collapsing ground in Margaritifer Chaos

THEMIS Image of the Day, June 26, 2018. Today’s VIS image shows a small section on Margaritifer Chaos. The term chaos is applied to regions where the surface is being eroded to form mesas. As the surface processes continue individual … Continue reading

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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: A closer look at Holden Crater

Holden Crater in southern Margaritifer Terra displays a series of finely layered deposits on its floor (white and light purple in an enhanced color image). The layered deposits are especially well exposed in the southwestern section of the crater where … Continue reading

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THEMIS: Secondary craters in Margaritifer Terra

THEMIS Image of the Day, March 15, 2017. Today’s false color image shows part of the plains of Margaritifer Terra. The swarm of craters at right was likely produced by the impact of debris ejected from a bigger impact elsewhere … Continue reading

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HiRISE: Fans and crater floor deposits southeast of Vinogradov Crater

This white, purple, and pink surface is located on the floor of an impact crater on the southeast rim of the larger Vinogradov Crater in southern Margaritifer Terra. The surface consists of what is left of a series of thin … Continue reading

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THEMIS: Cracks across Margaritifer Terra plains

THEMIS Image of the Day, March 13, 2017. Today’s false color image shows part of the plains of Margaritifer Terra, cracked by geological faulting. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in … Continue reading

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THEMIS: Faulting in Margaritifer Terra

THEMIS image of the Day, February 10, 2017. Today’s false color image shows some of the plains of Margaritifer Terra, which have been cracked by faulting. The faults may have released groundwater that enlarged the channels. The THEMIS VIS camera … Continue reading

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THEMIS: Margaritifer Terra – false color

THEMIS Image of the Day, June 27, 2016. Today’s false color image shows part of Margaritifer Terra. Dark blue in this band configuration often equates with sand or basaltic materials. The THEMIS VIS camera contains 5 filters. The data from … Continue reading

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THEMIS: Highland margin —false color

THEMIS Image of the Day, July 21, 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

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