Tag Archives: sand dunes

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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THEMIS: Swirling dunes in Charlier Crater

THEMIS Image of the Day, April 6, 2017. This VIS image shows part of the large sand sheet with surface dune forms on the floor of Charlier Crater in Terra Sirenum. The complex pattern in the dune crests may result … Continue reading

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THEMIS: Sand in Cimmeria, and a landslide

THEMIS Image of the Day, April 4, 2017. This VIS image shows a small dune field on the floor of an unnamed crater in Terra Cimmeria. Just south of the dune field is the crater’s central peak, with what appears … Continue reading

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THEMIS: Heap of dunes in Noachis Terra crater

THEMIS Image of the Day, March 31, 2017. This VIS image shows a portion of a sand sheet with surface dune forms on the floor of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological … Continue reading

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THEMIS: Sand sheet in Cimmeria crater

THEMIS Image of the Day, March 30, 2017. Today’s VIS image shows a sand sheet with surface dune forms on the floor of an unnamed crater in Terra Cimmeria. More THEMIS Images of the Day by geological topic.  

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THEMIS: Rabe Crater dune field in VIS

THEMIS Image of the Day, March 29, 2017. This VIS image was collected simultaneously with yesterday’s IR image. It shows part of the dune field on the floor of Rabe Crater. Scientists compare VIS images with IR ones to help … Continue reading

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HiRISE: Plains south of Valles Marineris

This enhanced-color sample reveals the incredible diversity of landforms on some Martian plains that appear bland and uniform at larger scales. Here we see layers, small channels suggesting water flow, craters, and indurated sand dunes. [More at link]

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