Tag Archives: sand dunes

HiRISE: Ongoing dune activity in Ganges Chasma

Ongoing dune activity in Ganges Chasma. Beautiful Mars series.

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THEMIS: False color dunes in Noachis Terra

THEMIS Image of the Day, May 22, 2017. Today’s false color image shows dunes on the floor of an unnamed crater in Noachis Terra. The blue false-color tint suggests the dunes are made of basaltic sand. The THEMIS VIS camera … Continue reading

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THEMIS: Dunes besiege Terra Sirenum crater

THEMIS Image of the Day, May 17, 2017. Not all Martian sand dunes are located in craters. This VIS image shows dunes located on the plains of Terra Sirenum. More THEMIS Images of the Day by geological topic.

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THEMIS: Sheet of sand dunes in Proctor Crater

THEMIS Image of the Day, May 10, 2017. This VIS image shows a portion of the dune sheet and other dune forms on the floor of Proctor Crater. More THEMIS Images of the Day by geological topic.

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THEMIS: Dune sheet in Proctor Crater

THEMIS Image of the Day, May 5, 2017. Today’s false color image shows part of the sand sheet with surface dune forms located on the floor of Proctor Crater. Proctor Crater is located in Noachis Terra. The THEMIS VIS camera … Continue reading

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HiRISE: Windblown sand in Ganges Chasma

Dark, windblown sand covers intricate sedimentary rock layers in this image from Ganges Chasma, a canyon in the Valles Marineris system. These features are at once familiar and unusual to those familiar with Earth’s beaches and deserts. Most sand dunes … Continue reading

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THEMIS: Matara Crater’s sand sheet

THEMIS Image of the Day, April 25, 2017. Today’s false color image shows part of the floor of Matara Crater, including the sand sheet with surface dune forms. Matara Crater is located in Noachis Terra, the oldest part of the … Continue reading

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THEMIS: Proctor Crater’s sheet of sand dunes

THEMIS Image of the Day, April 21, 2017. Today’s false color image shows a portion of the large sand sheet with surface dune forms located on the floor of Proctor Crater in Noachis Terra. The THEMIS VIS camera contains 5 … Continue reading

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THEMIS: Matara Crater’s sand dunes

THEMIS Image of the Day, April 20, 2017. Today’s false color image shows the sand sheet with surface dune forms on the floor of Matara Crater in Noachis Terra. Blue false color suggests basaltic sand, and Matara Crater is one … Continue reading

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THEMIS: Sand trap in Noachis Terra

THEMIS Image of the Day, April 19, 2017. Today’s false color image shows a sand sheet with surface dune forms on the floor of an unnamed crater in Noachis Terrra. The blue false color suggests that the dune sands are … Continue reading

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