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Tag Archives: Thermal Emission Imaging System
THEMIS: Eroding layers in Spallanzani Crater
THEMIS Image of the Day, January 31, 2019. This VIS image shows part of the floor of Spallanzani Crater. At some point after the crater was created the floor was covered by a fill material. The material was laid down … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, ice-rich mantling, layered deposits, Mars Odyssey, NASA, Promethei Terra, Spallanzani Crater, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Dunes and dust devil tracks in Terra Cimmeria
THEMIS Image of the Day, January 30, 2019. This unnamed crater in Terra Cimmeria has both a sand sheet with dune forms and a multitude of dust devil tracks. The linear and scalloped dark marks are created by dust devils … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dust devil tracks, Mars Odyssey, NASA, sand, sand dunes, Terra Cimmeria, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Dune patch in a Sirenum crater
THEMIS Image of the Day, January 29, 2019. A field of sand dunes is visible on the floor of this unnamed crater. The crater is located in Terra Sirenum. See more THEMIS Images of the Day by geological subject.
Posted in Reports
Tagged Arizona State University, ASU, dunes, http://themis.asu.edu/zoom-20190129a, Mars Odyssey, NASA, sand dunes, Terra Sirenum, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Lava flow fronts in Daedalia Planum
THEMIS Image of the Day, January 28, 2019. Today’s VIS image shows a small portion of the immense lava plains of Daedalia Planum. These flows originated from Arsia Mons, one of the three large Tharsis volcanoes. See more THEMIS Images … Continue reading
Posted in Reports
Tagged Arizona State University, Arsia Mons, ASU, Daedalia Planum, lava flows, Mars Odyssey, NASA, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Gullies in Terra Sirenum
THEMIS Image of the Day, January 25, 2019. Multiple gullies dissect the rim of an unnamed crater located in Terra Sirenum. Towards the bottom of the image several small gullies are visible located on the rim of an older crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, gullies, Mars Odyssey, NASA, Terra Sirenum, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: South polar ice cap in summer
THEMIS Image of the Day, January 24, 2019. This VIS image of the south polar cap was taken during the middle of southern hemisphere summer. The surface is free of frost and the layering that makes up the cap is … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Mars Odyssey, NASA, south polar ice cap, south polar layered deposits, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Yardangs in Candor Chasma
THEMIS Image of the Day, January 22, 2019. This VIS image shows part of the eastern end of Candor Chasma. The upper edge of the canyon is at the bottom of the image. The slopes of the chasma are eroded … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Candor Chasma, Mars Odyssey, NASA, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, wind erosion, yardangs
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THEMIS: Out of round
THEMIS Image of the Day, January 21, 2018. This VIS image shows a group of craters in Terra Sirenum. The apparent youngest one is the center crater with the scalloped rim. Subsurface tectonic features like faults can interfere with crater … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, craters, impacts, Mars Odyssey, NASA, oblique impacts, tectonics, Terra Sirenum, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Moving downhill
THEMIS Image of the Day, January 18, 2019. This VIS image shows an isolated mountain east of Hellas Planitia. Erosion is moving material down hill towards the lower elevations. The linear features on the hill debris indicate that volatiles such … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, ice-rich mantling, Mars Odyssey, mass wasting, NASA, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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