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Tag Archives: Mars Odyssey
THEMIS: Layers in Cavi Angusti
THEMIS Image of the Day, April 25, 2019. Cavi Angusti is located near the south polar cap and consists of large irregular steep-sided depressions termed cavi. Layering is visible within the large cavi at the top of the image. Explore … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Cavi Angusti, ice-rich mantling, layers, Mars Odyssey, NASA, south polar layered deposits, south polar region, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Terra Cimmeria crater gullies
THEMIS Image of the Day, April 24, 2019. This VIS image shows part of the rim of an unnamed crater in Terra Cimmeria. A group of channels dissect the rim near to upper left of the image. These channels are … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, gullies, Mars Odyssey, NASA, Terra Cimmeria, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Kaiser Crater dunes
THEMIS Image of the Day, April 23, 2019. This VIS image shows large individual dunes on the floor of Kaiser Crater. Small dark lines to the right of the sand dunes are the tracks made by dust devils as they … Continue reading
Posted in Reports
Tagged active dunes, Arizona State University, ASU, dunes, dust devil tracks, Kaiser Crater, Mars Odyssey, NASA, sand dunes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Sand sheet, dunes in Matara Crater
THEMIS Image of the Day, April 22, 2019. Today’s VIS image shows the floor of Matara Crater. A large sand sheet with surface dune forms dominates the floor of this crater located in Noachis Terra. The dunes’ dark tone indicates … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Mars Odyssey, Matara Crater, NASA, Noachis Terra, sand dunes, sand sheets, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Bonestell Crater in false color
THEMIS Image of the Day, April 19, 2019. Today’s false-color image shows part of Bonestell Crater. This is a relatively young crater located in Acidalia Planitia. Dust blown into the crater and the downslope movement of fine materials from the … Continue reading
Posted in Reports
Tagged Acidalia Planitia, Arizona State University, ASU, Bonestell Crater, false color, Mars Odyssey, NASA, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: North polar ice cap in false color
THEMIS Image of the Day, April 18, 2019. The polar caps of Mars were deposited over millions of years. Seasonal depositions of ice and dust have created layer upon layer of material. In this false color image the white and … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, false color, Mars Odyssey, NASA, north polar ice cap, north polar layered deposits, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Not white, not rock
THEMIS Image of the Day, April 17, 2019. This VIS image shows part of the floor of Pollack Crater. First imaged by Mariner 9, the high contrast between the crater floor and the bright feature, led to the informal name … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, false color, Mars Odyssey, NASA, Pollack Crater, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, White Rock
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THEMIS: Ice-rich mantling in Utopia crater
THEMIS Image of the Day, April 16, 2019. This false-color VIS image shows a crater located in Utopia Planitia. The crater’s interior shows ample evidence for an ice-rich mantling material that has slipped and slumped away from the crater’s upraised … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, false color, ground ice, ice-rich mantling, Mars Odyssey, NASA, northern lowlands, northern plains, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, Utopia Planitia
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THEMIS: Arabia Terra crater dunes
THEMIS Image of the Day, April 15, 2019. Today’s VIS image is located in an unnamed crater in Arabia Terra. Dark blue in this combination is typically basaltic sands. The presence of sand dunes with this tone indicated that these … Continue reading
Posted in Reports
Tagged Arabia Terra, Arizona State University, ASU, basaltic sand, false color, Mars Odyssey, NASA, san, sand dunes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Wind streaks on northern plains
THEMIS Image of the Day, April 12, 2019. Today’s false-color VIS image is located in the plains between Chryse and Acidalia Planitias. Dark blue tones in this false color combination are usually created by basaltic sands. There appears to be … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, false color, Mars Odyssey, NASA, pseudocones, rootless cones, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, wind streaks
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