Tag Archives: Mars Odyssey

THEMIS: Bumpy hills of Arianes Colles

THEMIS Image of the Day, March 18, 2019. Today’s VIS image shows part of Ariadnes Colles. The term colles means hills or knobs. The hills appear brighter than the surrounding lowlands, likely due to relatively less dust cover. Ariadnes Colles … Continue reading

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THEMIS: South polar ice cap layers

THEMIS Image of the Day, March 15, 2019. This VIS image is located on the South Polar cap. The linear features are the steep side of a polar trough. At troughs the extensive layering of the ice is exposed. The … Continue reading

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THEMIS: Claritas Fossae channel

THEMIS Image of the Day, March 14, 2019. Today’s VIS image shows a section of an unnamed channel. This channel starts in Claritas Fossae and empties down into Icaria Planum. The linear features that parallel the sides of the image … Continue reading

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THEMIS: Big impacts and little in Terra Cimmeria

THEMIS Image of the Day, March 13, 2019. This VIS image contains three craters. There is a quarter of the largest crater in the top half of the image, half of a smaller crater at the very top, and the … Continue reading

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THEMIS: Daedalia Planum lava flows

THEMIS Image of the Day, March 12, 2019. Today’s VIS image shows a small part of Daedalia Planum.(Note that sunlight in this image is coming from the right.) The lava flows originate from Arsia Mons, one of the large volcanoes … Continue reading

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THEMIS: Dunes spill into pit in Rabe Crater

THEMIS Image of the Day, March 11, 2019. Today’s VIS image shows part of the dune field on the floor and within the pits of Rabe Crater. This crater, and a handful of others in Noachis Terra, have unique floors. … Continue reading

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THEMIS: Dunes in Nili Patera

THEMIS Image of the Day, March 8, 2019. Today’s false color image is located at Nili Patera in Syrtis Major Planum. There are regions of small dunes towards the top and the bottom of the image. The wide range of … Continue reading

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THEMIS: Canyons of Ius Chasma

THEMIS Image of the Day, March 7, 2019. This false-color VIS image shows part of the southern cliff face of Ius Chasma, part of the giant Valles Marineris rift system. The THEMIS VIS camera contains 5 filters. The data from … Continue reading

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THEMIS: Crater dunes in Arabia Terra

THEMIS image of the Day, March 6, 2019. Today’s VIS image is located in Arabia Terra. The crater at the bottom of the image contains a large region of sand dunes. Dark blue in this band configuration indicates basaltic sand. … Continue reading

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THEMIS: Terra Sabaea in false color

THEMIS Image of the Day, March 5, 2019. This false-color image is located between Terra Sabaea and Isidis Planitia basin. Blue tones in this band configuration indicate basaltic sands. The sands are more prevalent in the plains at the upper … Continue reading

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