Tag Archives: volcanism

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: Lava levees on Ascraeus Mons

THEMIS Image of the Day, August 28, 2017. This image shows part of the southeastern flank of Ascraeus Mons. The narrow flows of the volcano dominate the top of the image — note the raised levees flanking the channels — … Continue reading

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THEMIS: Syrtis Major Planum

THEMIS Image of the Day, November 21, 2016. Today’s false color image shows part of Syrtis Major Planum, a large area dominated by volcanism. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple … Continue reading

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HiRISE: Volcanic flow features in Elysium Planitia

Volcanic flow features in southern Elysium Planitia. Beautiful Mars series.

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HiRISE: Small volcano, Ceraunius Fossae region

Small volcano in the Ceraunius Fossae region. Beautiful Mars series.

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Early Mars warmth, flowing water: episodic only

How to reconcile indisputable evidence of flowing water on Mars with severely low temperatures? New research shows volcanism and greenhouse gas could have warmed the planet sufficiently, but only for tens or hundreds of years at a time. Ample evidence … Continue reading

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HiRISE: Lava flow front south of western Cerberus region

Beautiful Mars series: Lava flow front south of western Cerberus region. More Beautiful Mars images.

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THEMIS: Olympus Mons lava

THEMIS Image of the Day, March 13, 2014. Today’s VIS image shows lava flows that originated at Olympus Mons. More THEMIS Images of the Day by geological topic.

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THEMIS: Hecates Tholus

THEMIS Image of the Day, March 10, 2014. Multiple channels dissect the northwestern flank of Hecates Tholus in this VIS image. More THEMIS Images of the Day by geological topic.

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HRSC: Daedalia Planum closeup

Close-up view of the two dominant lava flows that reach the foot of the highland terrain (seen at the top of the image in this orientation). The older of the two eruptions produced the smooth lava surface to the south … Continue reading

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