Tag Archives: secondary craters

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 →

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

HiRISE: A world of crater clusters

Posted on September 21, 2017 by rburnham

A world of crater clusters  — These are in Hesperia Planum. Beautiful Mars series.

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

HiRISE: An isolated secondary crater cluster from Resen Crater in Hesperia Planum

Posted on September 15, 2017 by rburnham

An isolated secondary crater cluster from Resen Crater in Hesperia Planum. Beautiful Mars series.

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

HiRISE: Escape from Mars!

Posted on July 11, 2017 by rburnham

This image shows one of millions of small (10s of meters in diameter) craters and their ejecta material that dot the Elysium Planitia region of Mars. The small craters were likely formed when high-speed blocks of rock were thrown out … Continue reading →

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

HiRISE: Secondary craters in bas-relief

Posted on April 18, 2017 by rburnham

This region of Mars has been sprayed with secondary craters from 10-kilometer Zunil Crater to the northwest. Secondary craters form from rocks ejected at high speed from the primary crater, which then impact the ground at sufficiently high speed to … Continue reading →

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

THEMIS: Secondary craters in Margaritifer Terra

Posted on March 15, 2017 by rburnham

THEMIS Image of the Day, March 15, 2017. Today’s false color image shows part of the plains of Margaritifer Terra. The swarm of craters at right was likely produced by the impact of debris ejected from a bigger impact elsewhere … Continue reading →

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

HiRISE: Secondary craters

Posted on December 22, 2016 by rburnham

This image of a southern mid-latitude crater was intended to investigate the lineated material on the crater floor. At the higher resolution of HiRISE, the image reveals a landscape peppered by small impact craters. These craters range from about 30 … Continue reading →

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

HiRISE: Secondary impacts in Orcus Patera

Posted on November 7, 2016 by rburnham

Secondary impacts in Orcus Patera. Beautiful Mars series.

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

THEMIS: Rampart crater

Posted on February 17, 2016 by rburnham

THEMIS Image of the Day, February 17, 2016. This VIS image shows an unnamed crater in Acidalia Planitia. The margins of the ejecta are lobate and higher than the ejecta closer to the crater. This type of ejecta blanket is … Continue reading →

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

HiRISE: Terrain near Bamberg Crater

Posted on January 26, 2016 by rburnham

Terrain near Bamberg Crater. Beautiful Mars series.

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