Tag Archives: volcanics

THEMIS: Flow fronts, crater rims in Utopia Planitia

THEMIS Image of the Day, July 3, 2017. Do you see what I see? Is that a face staring out at me? (THEMIS Art #138) More THEMIS Images of the Day by geological topic.

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HiRISE; Exposed bedrock, Koval’sky impact basin

This image shows partially exposed bedrock within the Koval’sky impact basin, which is on the outskirts of the extensive lava field of Daedalia Planum. Daedalia Planum is located southwest of Arsia Mons, which may be the source responsible for filling … Continue reading

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THEMIS: Lava channel on Hecates Tholus

THEMIS Image of the Day, June 27, 2017. Do you see what I see? Is that a snake slithering down the image? (THEMIS Art #134) More THEMIS Images of the Day by geological topic.

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HiRISE: The Niagara Falls of Mars

Various researchers are often pre-occupied with the quest for flowing water on Mars. However, in this image, we see one of many examples from Mars where lava (when it was molten) behaved in a similar fashion to liquid water. In … Continue reading

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HiRISE: Utopia Planitia

Utopia Planitia, a name that literally means “plains of nowhere.” Beautiful Mars series.

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THEMIS: Channels across lava plains near Nirgal Vallis

THEMIS Image of the Day, June 22, 2017. Do you see what I do? Someone on Mars is smiling at me. (THEMIS Art #131) More THEMIS Images of the Day by geological topic.

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THEMIS: Cracked slabs of lava in Tempe Terra

THEMIS Image of the Day, June 20, 2017. Do you see what I see? Is that a praying mantis looking at me? (THEMIS Art #129) More THEMIS Images of the Day by geological topic.  

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THEMIS: Lava tube skylights in Daedalia Planum

THEMIS Image of the Day, May 19, 2017. Today’s VIS image show lava flows in Daedalia Planum that originated from Arsia Mons. At lower right, note the three circular “skylights” — places where the roof of an underground lava tube … Continue reading

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HiRISE: A volcanic fissure

Although Mars is known for having the largest volcano in our Solar System, Olympus Mons, we also find small-scale volcanic features on its surface. This fissure, less than 500 meters across at its widest point, lies in the Tharsis region … Continue reading

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HiRISE: It shrinks! It cracks!

Given enough time, impact craters on Mars tend to fill up with different materials. For instance, some craters on Mars had lakes inside them in the past. When these lakes dried out, they left behind traces of their past existence, … Continue reading

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