Tag Archives: lava

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

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

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

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

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]

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

HiRISE: Circular lava structure in Elysium Planitia

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

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

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.  

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

HiRISE: Lava in western Elysium Planitia

Lava in western Elysium Planitia. Beautiful Mars series.

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

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

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

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

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

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

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

THEMIS: Lava flows on Solis Planum

THEMIS Image of the Day, September 19, 2016. This VIS image shows some of the extensive lava flows that comprise Solis Planum. [Local time is soon after sunrise, so lighting is coming from the right.] More THEMIS Images of the … Continue reading

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