Tag Archives: chaotic terrain

HiRISE: Incipient chaos

Incipient chaos. The objective of this observation is to examine a possible early stage of chaos formation. The ground seems to be collapsing, forming mesas and a large channel that connects with Shalbatana Vallis. HiRISE Picture of the Day archive. … Continue reading

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

HiRISE: Blocks and troughs

Blocks and troughs. This region in Margaritifer Chaos is located in a system of finger-like rifts and cracked surface stretching south from what appear to be three impact craters. The interaction/relation between these valleys and their neighboring craters could be … Continue reading

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

THEMIS: Aram Chaos in false color

THEMIS Image of the Day, April 8, 2019. Today’s false-color VIS image is located in Aram Chaos. Aram Chaos was initially formed by a large impact. Over time the crater interior was modified by several different processes, including liquid water. … Continue reading

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

HiRISE: We found geology in a chaotic place

We found geology in a chaotic place. The terrain here lives up to its description as “chaotic:” we see small hills, mesas, buttes and valleys. This area is called Oxia Palus, and its debris likely came from Ravi Vallis, which … Continue reading

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

HiRISE: Chryse Chaos

Chryse Chaos. In planetary nomenclature, the term chaos means “distinctive area of broken terrain.” The general morphology of chaos is steep-sided mesas in close proximity. The interconnected channel forms erode, and mesas are created by erosion of the bounding channels. Beautiful … Continue reading

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

THEMIS: Channel flow in Sacra Fossae

THEMIS Image of the Day, August 16, 2018. The right-angle intersection of the depressions in this VIS image is one of the graben that form Sacra Fossae. The fossae are located on Sacra Mensa, near the beginning of Kasei Valles. … Continue reading

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

THEMIS: Breaking ground in Aram Chaos

THEMIS Image of the Day, August 13, 2018. Today’s VIS image shows part of Aram Chaos. Aram Chaos was initially formed by a large impact. Over time the crater interior was modified by several different processes, including liquid water. Located … Continue reading

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

THEMIS: Aram Chaos’ crumbling mesas

THEMIS Image of the Day, June 27, 2018. In this VIS image of part of Aram Chaos, the surface region is being dissected by linear valleys. As the dissection continues individual mesas will develop, creating the terrain termed chaotic. The … Continue reading

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

THEMIS: Collapsing ground in Margaritifer Chaos

THEMIS Image of the Day, June 26, 2018. Today’s VIS image shows a small section on Margaritifer Chaos. The term chaos is applied to regions where the surface is being eroded to form mesas. As the surface processes continue individual … Continue reading

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

HiRISE: Hills in Ganges Chasma

The hills in Ganges Chasma. Ganges Chasma is in the northeast portion of Valles Marineris, and opens into outflow channels that flowed to the north. Scattered hills on the canyon floor may be remnants of chaos terrain that formed from collapse … Continue reading

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