Tag Archives: craters

HiRISE: Crater flooded by lava

Posted on October 18, 2016 by rburnham

An unfortunate crater buried by lava buried in Athabasca Valles. Beautiful Mars series.

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THEMIS: Erased crater (?) in Terra Sabaea

Posted on October 12, 2016 by rburnham

THEMIS Image of the Day, October 12, 2016. Today’s false color image shows part of the plains in Terra Sabaea with what may be an ancient, almost eradicated crater. The THEMIS VIS camera contains 5 filters. The data from different filters … Continue reading →

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THEMIS: Craters within craters in Terra Cimmeria

Posted on September 28, 2016 by rburnham

THEMIS Image of the Day, September 28, 2016. This VIS image shows two craters in Terra Cimmeria. The inner crater impacted at some time after the outer crater was created. The rim of the smaller, interior crater has several gullies … Continue reading →

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THEMIS: Craters and plains in Terra Cimmeria

Posted on September 15, 2016 by rburnham

THEMIS Image of the Day, September 15, 2016. Today’s false color image shows part of the plains of Terra Cimmeria. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false … Continue reading →

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HiRISE: 3-km crater & bedrock north of Hellas

Posted on September 2, 2016 by rburnham

3-kilometer crater and bedrock exposures north of Hellas Planitia. Beautiful Mars series.  

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THEMIS: Paired craters in big Noachis Terra crater – binary asteroid hit?

Posted on September 2, 2016 by rburnham

THEMIS Image of the Day, September 2, 2016. Today’s false color image shows an unnamed crater in Noachis Terra. The paired small craters near the center may be where a binary asteroid struck. The THEMIS camera contains 5 filters. The data … Continue reading →

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Anomalous Phobos grooves caused by impacts

Posted on August 31, 2016 by rburnham

Some of the mysterious grooves on the surface of Mars’ moon Phobos are the result of debris ejected by impacts eventually falling back onto the surface to form linear chains of craters, according to a new study. One set of … Continue reading →

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HiRISE: Expanded craters in northern lowlands

Posted on August 25, 2016 by rburnham

This image shows many small craters over a larger degraded one in the northern lowlands. These small craters are smoother and shallower than their counterparts closer to the equator. Scientists believe this difference is a result of impact into a … Continue reading →

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THEMIS: Crater gullies in Tempe Fossae

Posted on August 10, 2016 by rburnham

THEMIS Image of the Day, August 10, 2016. Today’s VIS image shows parts of two craters located at the southern end of Tempe Fossae. There are numerous gullies dissecting the inner rim of the crater at the top of the … Continue reading →

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HiRISE: Crater on north polar layered deposits

Posted on August 2, 2016 by rburnham

109-meter diameter crater on north polar layered deposits. Beautiful Mars series.

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