Tag Archives: faulting

How active is Mars seismically? A prediction

The Interior Exploration using Seismic Investigations, Geodesy, and Heat Transport (InSight) mission arrives on Mars in November 2018. In anticipation of its arrival, a group of researchers led by Dr. Ana-Catalina Plesa have focused on the seismic experiments, which aim to … Continue reading

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

THEMIS: Big blocky faults in Sacra Fossae

THEMIS Image of the Day, April 19, 2018. Located on the western margin of Lunae Planum, Sacra Fossae is a group of linear depressions. The right angle turns and uniform width seen in this VIS image indicate that these channels … Continue reading

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

HiRISE: The fault in our Mars

This image of northern Meridiani Planum shows faults that have disrupted layered deposits. Some of the faults produced a clean break along the layers, displacing and offsetting individual beds (yellow arrow). Interestingly, the layers continue across the fault and appear … Continue reading

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

HiRISE: Faults and pitted mounds in Utopia Planitia

Faults and pitted mounds in Utopia Planitia. This is the summit of a high massif. Beautiful Mars series.

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

THEMIS: Faults weaken summit caldera wall on Pavonis Mons

THEMIS Image of the Day, November 8, 2017. This image shows the western part of the smaller summit caldera on Pavonis Mons. On this side of the caldera is a complex region of fault related collapse of the wall of … Continue reading

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

THEMIS: Lava tube takes a sharp turn

THEMIS Image of the Day, November 6, 2017. This image shows part of the eastern flank of Pavonis Mons. Surface lava flows run down hill from the upper left of the image towards the bottom right. Perpendicular to that trend … Continue reading

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

THEMIS: Fractures on Pavonis Mons’ flank

THEMIS Image of the Day, October 31, 2017. This image shows part of the western flank of Pavonis Mons. The linear features are faults. Faulting usually includes change of elevation, where blocks of material slide down the fault. Paired faults … Continue reading

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

THEMIS: Secondary caldera atop Ascraeus Mons

THEMIS Image of the Day, September 8, 2017. This image shows part of the complex caldera at the summit of the volcano. Calderas are found at the tops of volcanoes and are the source region for magma that rises from … Continue reading

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

THEMIS: Flows and faults on Ascraeus Mons

THEMIS Image of the Day, August 29, 2017. Looking again at the southeastern flank of the volcano the narrow nature of the flows are visible. Given the steep sides of the volcano, flows from the summit run as narrow “rivers” … Continue reading

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

THEMIS: Faulting at east end of Hebes Chasma

THEMIS Image of the Day, August 22, 2017. This image shows the eastern portion of Hebes Chasma. The ridge that is casting a shadow at the bottom of the image is likely a large tectonic fault. All of the materials … Continue reading

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