Tag Archives: craters

HiRISE: Double your crater fun

Posted on September 15, 2014 by rburnham

Double your crater fun. Beautiful Mars series.

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HiRISE: Possible phyllosilicates in Hadley Crater

Posted on September 4, 2014 by rburnham

Fluidized ejecta crater in Hadley Crater with possible phyllosilicates. Many recently posted HiRISE images.

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HiRISE: Filled crater near north polar deposits

Posted on September 4, 2014 by rburnham

Filled crater on the edge of north polar layered deposits. Beautiful Mars series.

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THEMIS: Dark slope streaks

Posted on August 29, 2014 by rburnham

THEMIS Image of the Day, August 29, 2014. Today’s VIS image shows dark slope streaks in an unnamed crater in Terra Sabaea. These features are believed to be formed by material moving downslope, removing the dust cover and revealing darker … Continue reading →

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HiRISE: Weird crater

Posted on August 28, 2014 by rburnham

This feature has a strange appearance, as if the crater has feet with toes sticking out of two sides. Let’s try to explain this. First, there was a highly oblique impact event, with the bolide (or meteorite) striking the ground … Continue reading →

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Curiosity: Large crater to southwest

Posted on August 26, 2014 by rburnham

Sol 729, August 24, 2014. The Mastcam’s wide-angle imager shoots a portrait of a shallow crater approximately 50 meters (160 feet) wide lying to the southwest of Curiosity. As noted below, this will be the rover’s next waypoint (four-frame Mastcam … Continue reading →

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THEMIS: Landslide

Posted on August 26, 2014 by rburnham

THEMIS Image of the Day, August 26, 2014. Today’s VIS image shows a landslide deposit within a complex crater (note the ejecta to the top and bottom of the image). There is a smaller complex crater on the ejecta to … Continue reading →

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THEMIS: Crater dunes and gullies

Posted on August 22, 2014 by rburnham

THEMIS Image of the Day, August 22, 2014. This unnamed crater has gullies along the inner rim and dunes on the crater floor. More THEMIS Images of the Day by geological topic.

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HiRISE: A crater and his yardang friends

Posted on August 19, 2014 by rburnham

A crater and his yardang friends. Beautiful Mars series.

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HRSC: Craters within the Hellas basin

Posted on August 18, 2014 by rburnham

Scarring the southern highlands of Mars is one of the Solar System’s largest impact basins: Hellas, with a diameter of 2300 km and a depth of over 7 km. Hellas is thought to have formed between 3.8 and 4.1 billion … Continue reading →

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