Tag Archives: crater ejecta

HiRISE: Southeast Hale Crater ejecta

Posted on August 21, 2019 by rburnham

Southeast Hale Crater ejecta. This image can help us determine whether there are one or multiple ejecta lobes in this region. Hale Crater is often imaged by HiRISE for the presence of recurring slope lineae, or flows that may or … Continue reading →

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HiRISE: Small craters in Promethei Terra

Posted on July 30, 2019 by rburnham

Small craters in Promethei Terra. The target area is for the theoretical landing of a rover, in a flat area close by. The craters in the target area are important because they are a potential source of rock samples that … Continue reading →

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HiRISE: Exposed material southwest of an impact crater

Posted on July 9, 2019 by rburnham

Exposed material southwest of an impact crater. This terrain is right at the edge of the ejecta blanket of an impact crater to the south of Louros Valles, which itself is on the southern edge of Ius Chasma and was … Continue reading →

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THEMIS: Radial crater ejecta in Utopia

Posted on July 9, 2019 by rburnham

THEMIS Image of the Day, July 9, 2019. Today’s VIS image shows part of an unnamed crater in Utopia Planitia. The ejecta surrounding the crater rim shows both layering and radial grooves. These features formed during the impact event. Explore … Continue reading →

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CRISM: Olivine and pyroxene in ejecta from northern plains crater

Posted on June 14, 2019 by rburnham

CRISM scene HRL00003BEE covers an area in close proximity to a crater in the northern plains of Mars. In this image, we see strong Fe-rich olivine (yellow) and high calcium pyroxene (HCP, blue) signatures in the ejecta near the crater … Continue reading →

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HiRISE: Tooting Crater ejecta

Posted on June 10, 2019 by rburnham

In this picture we can see a huge tongue-like form, which looks a like a mudflow with boulders on its surface. This “tongue” is only a small part of a larger deposit that completely surrounds Tooting Crater (not visible in … Continue reading →

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HiRISE: Holden Crater impact ejecta

Posted on March 22, 2019 by rburnham

Holden Crater impact ejecta. Because Holden is such a massive crater (about 140-km in diameter), its ejecta certainly covers a wide area. This image focuses on a small portion of it, where we can see some diverse compositions. HiRISE Picture … Continue reading →

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THEMIS: Something odd in Noachis Terra

Posted on January 9, 2019 by rburnham

THEMIS Image of the Day, January 9, 2019. This VIS image shows a portion of Noachis Terra to the northeast of Argyre Planitia. In the middle of the image is an unnamed crater that is not even close to being … Continue reading →

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HiRISE: Impact crater near Tempe Terra

Posted on November 20, 2018 by rburnham

An impact crater near Tempe Terra. Despite this crater likely being extremely old and filled-in with material, we can still see its ejecta blanket. Beautiful Mars series. [More at links]

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THEMIS: Rough ejecta blanket around Hesperia Planum crater

Posted on November 1, 2018 by rburnham

THEMIS Image of the Day, November 1, 2018. This VIS image shows part of the northern rim of an unnamed crater in Hesperia Planum. See more THEMIS Images of the Day by geological subject.

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