Tag Archives: dust devil tracks

ExoMars: Measures radiation risk for Mars astronauts, watches dust storm subside

Astronauts on a mission to Mars would be exposed to at least 60% of the total radiation dose limit recommended for their career during the journey itself to and from the Red Planet, according to data from the ESA-Roscosmos ExoMars … Continue reading

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THEMIS: Utopian dust devil tracks

THEMIS Image of the Day, July 2, 2018. Today’s VIS image shows dust devil tracks in Utopia Planitia. The tracks occur where dust devils have scoured the fine materials off the underlying surface. In some cases dust devils can create … Continue reading

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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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HiRISE: Well-preserved 4-kilometer impact crater

Well-preserved 4-kilometer impact crater on the floor of Hellas Planitia. Why do we say “well-preserved?” Mainly due to the fact that the rim of the crater is still very visible. Beautiful Mars series.

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HiRISE: Squiggles in Hellas Planitia

At around 2,200 kilometers in diameter, Hellas Planitia is the largest visible impact basin in the Solar System, and hosts the lowest elevations on Mars’ surface as well as a variety of landscapes. This image covers a small central portion … Continue reading

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HiRISE: Within a crater in the Southern Highlands

Within a crater in the Southern Highlands. This is a very ancient crater, long filled-in. You can see polygonal patterns in the terrain, mainly due to the contraction of subsurface ice as the seasons change. Beautiful Mars series.

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HiRISE: Dunes, slopes, and dust devil tracks

Dunes and slopes. Beautiful Mars series.

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HiRISE: The specters of Mars

The jagged saw-tooth dichotomy, over a grainy texture, seen in this close-up image, reminds us of a scene from an old silent horror movie. Stark and unnerving, like that time between dusk and darkness, as the campfire burns out…was that … Continue reading

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HiRISE: Sliding ice block dunes

Sliding ice block dunes. Beautiful Mars series.

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THEMIS: Dunes, dust devil tracks, and wind streaks on northern polar lowlands

THEMIS Image of the Day, June 21, 2017. Do you see what I see? Look out, a barrage of bullets is headed our way! (THEMIS Art #130) More THEMIS Images of the Day by geological topic.

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