Tag Archives: faulting

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

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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

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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

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THEMIS: Faults and gullies in Hebes Chasma

THEMIS Image of the Day, August 16, 2017. This image shows the part of the northern cliff face of Hebes Chasma at the top of the image. The linear features aligned diagonally across the top of the image are large … Continue reading

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HiRISE: Faults in Melas Chasma

Faults in Melas Chasma. Beautiful Mars series.

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THEMIS: Grazing sunlight on rough terrain

THEMIS Image of the Day, June 7, 2016. The ridges in this VIS image are creating shadows due to low Sun angle. Shadows can give indications of the shape of the feature that is casting the shadow. Here, the late … Continue reading

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THEMIS: Cracks across Margaritifer Terra plains

THEMIS Image of the Day, March 13, 2017. Today’s false color image shows part of the plains of Margaritifer Terra, cracked by geological faulting. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in … Continue reading

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THEMIS: Faulting in Margaritifer Terra

THEMIS image of the Day, February 10, 2017. Today’s false color image shows some of the plains of Margaritifer Terra, which have been cracked by faulting. The faults may have released groundwater that enlarged the channels. The THEMIS VIS camera … Continue reading

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THEMIS: Thaumasia Planum in false color

THEMIS Image of the Day, February 8, 2017. Today’s false color image shows part of the plains of Thaumasia Planum. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create … Continue reading

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THEMIS: Faulting & graben in Claritas Fossae

THEMIS Image of the Day, January 13, 2017. Today’s VIS image shows graben called Claritas Fossae. These are caused when the ground is pulled apart, and the land between parallel faults drops down. More THEMIS Images of the Day by … Continue reading

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