Tag Archives: lava

HiRISE: A margin of lava

A margin of lava. This lava margin in Cerberus Palus is part of the Athabasca Valles flow. There are also lava coils in this region, something we did not know existed on Mars until HiRISE took an image. The lava … Continue reading

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HiRISE: A volcano — of mud or lava?

This image shows a hill with a central crater. Such features have been interpreted as both mud volcanoes (really a sedimentary structure) and as actual volcanoes (the erupting lava kind). They occur on the floor of Valles Marineris below a … Continue reading

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THEMIS: Rough lava flows on Daedalia Planum

THEMIS image of the Day, June 6, 2018. Today’s VIS image shows a small portion of the lava flows that comprise Daedalia Planum. The flows originated at Arsia Mons, the youngest of the three Tharsis volcanoes. The Tharsis volcanoes are … Continue reading

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HiRISE: All that the lava leaves behind

All that the lava leaves behind. There are streamlined and eroded forms in this lava channel, a region with very little HiRISE coverage. Beautiful Mars series. [More at links]

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HiRISE: Circular lava structure in Elysium Planitia

A circular structure in lava in southwestern Elysium Planitia. Beautiful Mars series.

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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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HiRISE: Lava in western Elysium Planitia

Lava in western Elysium Planitia. Beautiful Mars series.

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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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THEMIS: Flows upon flows in Daedalia Planum

THEMIS Image of the Day, April 13, 2017. Today’s false color image shows a small portion of Daedalia Planum. This part of Mars is built up from countless interwoven lava flows that have spilled from the giant volcanos of Tharsis … Continue reading

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HiRISE: Obstacles and wakes in lava

Amazonis Planitia is a broad plain on Mars, covered with ancient lava. This image shows an interesting feature of an old lava flow. When it was mostly liquid, the lava had a crust of cooled debris floating on the surface. … Continue reading

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