Tag Archives: Athabasca Valles

HiRISE: Streamlined form in Athabasca Valles

Streamlined form in Athabasca Valles. Beautiful Mars series.

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

HiRISE: Enigmatic feature in Athabasca lava flows

What is this enigmatic landform? The circular feature is nearly 2 kilometers (1.2 miles) wide. It looks like a circular island surrounded by a “sea” of smooth-looking lava flows. The Athabasca region contains some of the youngest lava flows on … Continue reading

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

HiRISE: Sand sources near Athabasca Valles

This image shows a small channel cutting into young volcanic lavas in a region where massive catastrophic flooding took place in the relatively recent past. The Athabasca Valles region includes a vast lava flow, thought to be the youngest on … Continue reading

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

HiRISE: Ancient lava field and its scars

An ancient lava field and its scars. Beautiful Mars series.

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

HiRISE: Lava contacts south of Athabasca Valles

Beautiful Mars series: Lava contacts south of Athabasca Valles. More Beautiful Mars images.

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

THEMIS image: Athabasca Valles

THEMIS Image of the Day, February 7, 2014. This VIS image shows a portion of Athabasca Valles. More THEMIS Images of the Day by geological topic.

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

THEMIS image: Cerberus Fossae

THEMIS Image of the Day, January 24, 2014. The fractures in this VIS image are part of a large system of fractures called Cerberus Fossae. Athabasca Valles is visible in the lower right corner of the image.

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

Lava coils: new form of flow discovered on Mars

High-resolution photos of Martian lava flows show coiling spiral patterns that resemble snail or nautilus shells. Such patterns have been found in a few locations on Earth, but never before on Mars. The discovery appears in a paper in Science … Continue reading

Posted in Reports | Tagged , , , , , , | 1 Comment

Watch for falling rocks

A new investigation of Cerberus Fossae using HiRISE images shows that Mars is probably seismically active now or in the recent past. The clues are tracks left by boulders as they rolled downhill. Gerald Roberts (University of London) and colleagues … Continue reading

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