Tag Archives: crater ejecta

THEMIS: Steinheim Crater

Posted on May 24, 2016 by rburnham

THEMIS Image of the Day, May 24, 2016. Today’s VIS image shows Steinheim Crater, located in Arcadia Planitia. This is a relatively pristine crater with a double layer ejecta blanket and a minimally modified crater interior. More THEMIS Images of … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Crater ejecta makes a ‘pedestal’

Posted on April 11, 2016 by rburnham

THEMIS Image of the Day, April 11, 2016. This VIS image shows part of an unnamed crater in Amazonis Planitia. The radial nature of the emplaced ejecta can be seen at the edge of the ejecta. It is somewhat unusual … Continue reading →

Posted in Reports | Tagged , , , , , , , , | Comments Off

HiRISE: Fragmentation blocks in ejecta flow

Posted on March 29, 2016 by rburnham

Fragmentation blocks in the ejecta flow of Santa Fe Crater. Beautiful Mars series.

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Lonar Crater

Posted on February 11, 2016 by rburnham

THEMIS Image of the Day, February 11, 2016. This VIS image shows Lonar Crater. This is a fairly pristine crater, with a steep slope on the interior of the rim and little to no deposition of material on the floor. … Continue reading →

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

THEMIS: Concentric rims

Posted on January 19, 2016 by rburnham

THEMIS Image of the Day, January 19, 2016. This VIS image shows an unnamed crater near Acheron Fossae. The structure of this crater includes a central pit and several concentric rims. Radial grooves can be seen on the ejecta blanket … Continue reading →

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

THEMIS: Crater – false color

Posted on January 7, 2016 by rburnham

THEMIS Image of the Day, January 7, 2016. The THEMIS 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 of … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Bacolor Crater ejecta

Posted on November 9, 2015 by rburnham

THEMIS Image of the Day, November 9, 2015. Today’s VIS image shows part of the ejecta of Bacolor Crater. The ejecta is layered and grooved, all radial to the crater itself. The two layers show that the ground was probably … Continue reading →

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Tanaica Montes

Posted on September 22, 2015 by rburnham

THEMIS Image of the Day, September 22, 2015. This VIS image shows where an impact created a crater on top of a group of ridges called Tanaica Montes. The slightly out-of-round shape and the distribution of the ejecta was likely … Continue reading →

Posted in Reports | Tagged , , , , , , , , | Comments Off

HiRISE: Polygonal fracturing on crater ejecta

Posted on September 2, 2015 by rburnham

Polygonal fracturing on ejecta from a crater in the Arabia region. Beautiful Mars series.

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Ejecta lobes

Posted on August 26, 2015 by rburnham

THEMIS Image of the Day, August 26, 2015. Today’s VIS image of an unnamed crater in Terra Sirenum shows crater ejecta. More THEMIS Images of the Day by geological topic.

Posted in Reports | Tagged , , , , , , , | Comments Off