Tag Archives: Amazonis Planitia

HiRISE: Lava that once flowed

Posted on October 21, 2016 by rburnham

This image shows some beautiful lava flows in Amazonis Planitia. Lava isn’t moving around on Mars today, but it certainly once did, and images like this one are evidence of that. A thick lava flow came in from the west, … Continue reading →

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HiRISE: Flood lavas and mass extinctions

Posted on April 21, 2016 by rburnham

This entire landscape is covered by lava flows. Almost all of vast Amazonis Planitia is covered by lava flows, an area comparable to that of the entire continental United States. Amazonis Planitia is also one of the flattest places on … Continue reading →

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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 →

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THEMIS: Crater

Posted on March 1, 2016 by rburnham

THEMIS Image of the Day, March 1, 2016. This unnamed crater in Amazonis Planitia has a complex rim. In the bottom of the image there are several parallel rims, while the rim at the top of the image is lobate … Continue reading →

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THEMIS: Dark slope streaks

Posted on February 8, 2016 by rburnham

THEMIS Image of the Day, February 8, 2016. Today’s VIS image shows dark slope streaks on several small mesas in Amazonis Planitia. The streaks mark locations where there has been down slope movement of material, which reduce the dust cover … Continue reading →

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THEMIS: Dark slope streaks

Posted on October 20, 2015 by rburnham

THEMIS Image of the Day, October 20, 2015. Dark streaks are visible on the slopes of hills and crater rims in Amazonis Planitia. It is thought that the removal of dust by downslope movement reveals the darker rocks beneath. More … Continue reading →

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THEMIS: Dark slope streaks

Posted on September 30, 2014 by rburnham

THEMIS Image of the Day, September 30, 2014. This VIS images shows dark slope streaks on the inner rim of an unnamed crater in Amazonis Planitia. More THEMIS Images of the Day by geological topic.

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