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Tag Archives: Noachis Terra
THEMIS: Dust devil tracks
THEMIS Image of the Day, May 18, 2015. Today’s VIS image shows dust devil tracks in Noachis Terra. The dark tracks show where the whirlwind was in contact with the surface and removed dust to expose the darker rocky surface. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dust, dust devil tracks, dust devils, katabatic winds, Mars Odyssey, NASA, Noachis Terra, THEMIS, Thermal Emission Imaging System
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THEMIS: Noachis Terra — false color
THEMIS Image of the Day, April 20, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, color, Mars Odyssey, NASA, Noachis Terra, THEMIS, Thermal Emission Imaging System
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THEMIS: Crater dunes
THEMIS Image of the Day, April 10, 2015. This VIS image shows a large sand sheet with surface dune forms on the floor of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.
Posted in Reports
Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand, sand dunes, THEMIS, Thermal Emission Imaging System
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THEMIS: Dust devil tracks
THEMIS Image of the Day, April 7, 2015. The faint dark lines in this VIS image are caused by dust devils. As the dust devil travels along the surface it scours away the loose surface dust, revealing the darker surface … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dust, dust devil tracks, Mars Odyssey, NASA, Noachis Terra, THEMIS, Thermal Emission Imaging System, wind
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THEMIS: Sisyphi Cavi – false color
THEMIS Image of the Day, March 31, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, color, Mars Odyssey, NASA, Noachis Terra, Sisyphi Cavi, THEMIS, Thermal Emission Imaging System
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THEMIS: Gullies
THEMIS Image of the Day, March 26, 2015. Today’s VIS image shows gullies on the inner rim of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.
Posted in Reports
Tagged Arizona State University, ASU, gullies, Mars Odyssey, NASA, Noachis Terra, THEMIS, Thermal Emission Imaging System
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THEMIS: Dunes in IR
THEMIS Image of the Day, March 23, 2015. Warm dunes are brighter than their surroundings in this infrared image of an unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.
Posted in Reports
Tagged Arizona State University, ASU, dunes, infrared, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System
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THEMIS: Noachis Terra dunes VIS
THEMIS Image of the Day, March 13, 2015. Today’s VIS image was collected at the same time as yesterday’s IR image. The dunes are darker in visible wavelengths than the surrounding material. More THEMIS Images of the Day by geological … Continue reading
Posted in Reports
Tagged active dunes, Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System
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THEMIS: Noachis Terra dunes IR
THEMIS Image of the Day, March 12, 2015. This IR image shows a dune field on the floor of an unnamed crater in Noachis Terra. The bright tone indicates the dunes are warmer than most of the material surrounding them. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, infrared, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System
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THEMIS: Crater dunes
THEMIS Image of the Day, February 16, 2015. A wedge shaped field of dunes is located in an unusual depression on the floor of this unnamed crater in Noachis Terra. More THEMIS Images of the Day by geological topic.
Posted in Reports
Tagged Arizona State University, ASU, dunes, Mars Odyssey, NASA, Noachis Terra, sand dunes, THEMIS, Thermal Emission Imaging System
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