Tag Archives: Valles Marineris

THEMIS: Melas Chasma false color

Posted on December 9, 2014 by rburnham

THEMIS Image of the Day, December 9, 2014. The THEMIS VIS 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 … Continue reading →

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

HiRISE: Clays along the Coprates Chasma plateau

Posted on December 5, 2014 by rburnham

This image shows exposures of deposits along the plateau just to the south of Coprates Chasma. Whereas Coprates Chasma and many of the other chasmata of Valles Marineris contain kilometer-thick light-toned mounds made up of… [More at link]

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

Diverted landslides in Valles Marineris

Posted on December 2, 2014 by rburnham

Planetary Geomorphology Image of the Month, December 2014: Peter Grindrod (University of London). Layered deposits on Mars are a globally-pervasive record of the sedimentary history of the planet. These deposits not only preserve long sequences of Mars’ stratigraphic record, but … Continue reading →

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

THEMIS: Tithonium and Ius Chasmata

Posted on November 30, 2014 by rburnham

THEMIS Image of the Day, November 28, 2014. This false color image of the region including both Tithonium and Ius Chasmata includes a bluish region in both canyons. This may indicate an atmospheric haze. The potential haze appears to be … Continue reading →

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

THEMIS: Tithonium and Ius Chasmata

Posted on November 5, 2014 by rburnham

THEMIS Image of the Day, November 5, 2014. This VIS image crosses both Tithonium and Ius Chasma. More THEMIS Images of the Day by geological topic.

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

THEMIS: Ophir Chasma

Posted on November 3, 2014 by rburnham

THEMIS Image of the Day, November 2, 2014. This VIS image shows a portion of the northern cliff face and complex floor deposits of Ophir Chasma. More THEMIS Images of the Day by geological topic.

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

HiRISE: Layered material in Melas Chasma

Posted on October 26, 2014 by rburnham

Melas Chasma is the widest segment of the Valles Marineris canyon, and is an area where MRO has detected the presence of sulfates. This image offers a view of an excellent contact between layered deposits that postdate the formation of … Continue reading →

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

THEMIS: Candor Chasma

Posted on October 23, 2014 by rburnham

THEMIS Image of the Day, October 23, 2014. This VIS image shows eroded materials on the floor of Candor Chasma. More THEMIS Images of the Day by geological topic.

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

HiRISE: Light-toned deposit in Arsinoes Chaos

Posted on October 22, 2014 by rburnham

The objective of this observation is to examine a light-toned deposit in a region of what is called “chaotic terrain” at the base of the Valles Marineris canyon system. The deposit displays a rough surface, in contrast to the smoothness … Continue reading →

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

THEMIS: Candor Chasma

Posted on October 16, 2014 by rburnham

THEMIS Image of the Day, October 16, 2014. Today’s VIS image shows part of the floor of Candor Chasma. More THEMIS Images of the Day by geological topic.

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