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Tag Archives: volcanics
THEMIS: Ascraeus Mons flank and lava plains
THEMIS Image of the Day, August 1, 2019. This VIS image is located where the southeastern flank of Ascraeus Mons meets the surrounding volcanic plains. Ascraeus Mons is the northernmost of the three large Tharsis volcanoes. Explore more THEMIS Images … Continue reading
Posted in Reports
Tagged Arizona State University, Ascraeus Mons, ASU, lava flows, Mars Odyssey, NASA, Tharsis, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Elysium Chasma
THEMIS Image of the Day, July 30, 2019. This fracture system is called Elysium Chasma. Located west of Elysium Mons, it is just one of many large fractures in the Elysium volcanic complex. Explore more THEMIS Images of the Day … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Elysium Chasma, faulting, graben, Mars Odyssey, NASA, tectonics, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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Daedalia Planum flows combine dusty surfaces and exposed lava outcrops
[Editor’s note: From a paper by Christine Simurda and two co-authors recently published in the Journal of Geophysical Research.] The Unusual Thermophysical and Surface Properties of the Daedalia Planum Lava Flows • Unusual thermophysical variations are present on lava flows … Continue reading
Posted in Reports
Tagged Daedalia Planum, dust, lava flows, thermal inertia, thermal properties, volcanics
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THEMIS: Graben in Elysium Fossae
THEMIS Image of the Day, July 29, 2019. Today’s VIS image shows a section of one of the graben that comprise Elysium Fossae. Graben are formed during tectonic activity, where blocks of material slide down between paired faults. Graben are … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, Elysium Fossae, Elysium Planitia, faulting, graben, Mars Odyssey, NASA, tectonics, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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HiRISE: This far and no further!
This far and no further! The very top of this image shows the edge of ancient lava flow that went no further across the plain. It’s also a natural boundary in the reflectivity (albedo) of the surface. HiRISE Picture of … Continue reading
Posted in Reports
Tagged Daedalia Planum, High Resolution Imaging Science Experiment, HiPOD, HiRISE, HiRISE Picture of the Day, lava flows, Mars Reconnaissance Orbiter, MRO, NASA, University of Arizona, volcanics
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THEMIS: Edge of the caldera on Ascraeus Mons
THEMIS Image of the Day, July 12, 2019. Today’s VIS image is located on the summit of Ascraeus Mons, one of the three large Tharsis region volcanoes. This image clips just the edge of the large summit caldera. Explore more … Continue reading
Posted in Reports
Tagged Arizona State University, Ascraeus Mons, ASU, calderas, Mars Odyssey, NASA, Tharsis, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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HiRISE: Terraced trough near Ceraunius Fossae
A terraced trough near Ceraunius Fossae. This may be a source region of flow material that enclosed the adjacent raised ridges and continues on to the north. High resolution can help to determine if the terraced forms are due to … Continue reading
Posted in Reports
Tagged Ceraunius Fossae, High Resolution Imaging Science Experiment, HiPOD, HiRISE, HiRISE Picture of the Day, lava flows, Mars Reconnaissance Orbiter, MRO, NASA, troughs, University of Arizona, volcanics
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THEMIS: Arsia Mons faults, graben, and pit craters
THEMIS Image of the Day, July 1, 2019. Today’s VIS image is located on the lower flank of Arsia Mons. The linear features are tectonic faults. The lava flows originating from Arsia Mons are among the youngest on the surface … Continue reading
Posted in Reports
Tagged Arizona State University, Arsia Mons, ASU, faults, graben, Mars Odyssey, NASA, pit craters, tectonics, Tharsis Montes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Tharsis Tholus volcano flank
THEMIS Image of the Day, June 28, 2019. This VIS image is located on the flank of Tharsis Tholus. The Tharsis region of Mars is dominated by large volcanoes and extensive lava plains. Explore more THEMIS Images of the Day … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, lava flows, Mars Odyssey, NASA, Tharsis Tholus, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics, volcanos
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THEMIS: Cyane Fossae on Alba Mons
THEMIS Image of the Day, June 21, 2019. This VIS image shows lava flows from Alba Mons, and a tectonic graben called Cyane Fossae. It is thought that the linear depressions that surround Alba Mons were created by a huge … Continue reading
Posted in Reports
Tagged Alba Mons, Arizona State University, ASU, Cyane Fossae, graben, lava flows, Mars Odyssey, NASA, tectonics, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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