Tag Archives: dunes

HiRISE: Dunes of the Southern Highlands

Sand dunes are scattered across Mars and one of the larger populations exists in the Southern hemisphere, just west of the Hellas impact basin. The Hellespontus region features numerous collections of dark, dune formations that collect both within depressions such … Continue reading

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THEMIS: Pit and dunes in Rabe Crater

THEMIS Image of the Day, March 22, 2017. Today’s false color image shows part of the floor of Rabe Crater’s western floor, including a deep pit and a portion of the extensive dune field found in this crater. (A view … Continue reading

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THEMIS: Rim gullies & dunes in Noachis crater

THEMIS Image of the Day, March 16, 2017. Today’s false color image shows part of the floor of an unnamed crater in Noachis Terra. A small field of dunes is visible in the bottom left corner of the full image, … Continue reading

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HiRISE: Barchan dune changes

Barchan dune changes in the Hellespontus region. Beautiful Mars series.

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THEMIS: Terra Cimmeria’s sand traps

THEMIS Image of the Day, March 10, 2017. This infrared image covers a large swath of Terra Cimmeria, including numerous craters with dunes and dune fields on their floors, as well as dunes located on the plains between craters. Dunes … Continue reading

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THEMIS: Warm dunes glowing in Kaiser Crater

THEMIS Image of the Day, March 9, 2017. This is an infrared image of Kaiser Crater and the dune field on the crater floor. Brighter tones in the image are warmer surfaces. The basaltic dunes are dark in the visible, … Continue reading

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HiRISE: Dunes on the floor of an infilled crater

Dunes on the floor of an infilled crater. Beautiful Mars series.

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THEMIS: Waves of dunes on Proctor Crater floor

THEMIS Image of the Day, March 8, 2017. This VIS image shows the large dune field located on the floor of Proctor Crater in Noachis Terra. More THEMIS Images of the Day by geological topic.

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Mars winds carve mountains, move & raise dust

On Mars, wind rules. Wind has been shaping the Red Planet’s landscapes for billions of years and continues to do so today. Studies using both a NASA orbiter and a rover reveal its effects on scales grand to tiny on … Continue reading

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THEMIS: Noachis Terra dunes and gullies

THEMIS Image of the Day, February 23, 2017. This VIS image shows part of an unnamed crater in Noachis Terra. Large gullies dissect the crater rim and dunes are located on the crater floor. (If gullies look like ridges, remember … Continue reading

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