Tag Archives: crater infill

THEMIS: Eroding crater infill in Noachis Terra

THEMIS Image of the Day, January 15, 2019. At several locations in the southern hemisphere there are craters that have been filled with material almost to the top of the crater rim. What the material is and where it came … Continue reading

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HiRISE: Eastern slope of Asimov Crater’s central pit

Asimov is an 84-kilometer diameter crater located in the southern ancient highlands of Mars. It is distinguished from other craters in this region in that it contains both a ring-depression just within the crater rim and a pit near the … Continue reading

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THEMIS: Asimov Crater rim and infill

THEMIS Image of the Day, December 12, 2018. Located in Noachis Terra, Asimov Crater has an unusual crater floor morphology. At some point after the crater formed, the interior was filled by materials that reached almost to the top of … Continue reading

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THEMIS: Crater floor infill and valley

THEMIS Image of the Day, November 2, 2018. This VIS image shows a large linear depression in the center of an unnamed crater in Noachis Terra. This crater and the nearby Maunder and Asimov craters share this odd morphology. The … Continue reading

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HiRISE: Dipping layers in crater near Reull Vallis

Dipping dots, meet dipping layers. Beautiful Mars series.

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THEMIS: What is filling Terby Crater?

THEMIS Image of the Day, September 16, 2016. Today’s false color image shows part of Terby Crater, which has thick sediments filling much of its interior. These sediments should preserve a long record of Martian history, possibly including a time when … Continue reading

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HiRISE: Fractured crater floor

Fractured crater floor. Beautiful Mars series.

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