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Tag Archives: pit craters
THEMIS: Ascraeus Mons lava flows
THEMIS Image of the Day, August 20, 2019. The lava flows and other volcanic features in this VIS image (such as pit crater and pit chains) are part of Ascraeus Mons. Ascraeus Mons is the middle volcano in the aligned … Continue reading
Posted in Reports
Tagged Arizona State University, Ascraeus Mons, ASU, lava flows, Mars Odyssey, NASA, pit chains, pit craters, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Flank of Albor Tholus volcano
THEMIS Image of the Day, August 6, 2019. Today’s VIS image shows a portion of the flank of Albor Tholus, a volcano found in the Elysium volcanic complex. The pits and cracks may have formed when the volcano’s flank responded … Continue reading
Posted in Reports
Tagged Albor Tholus, Arizona State University, ASU, Elysium, graben, Mars Odyssey, NASA, pit craters, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, 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: Graben and pits in Sirenum Fossae
THEMIS Image of the Day, November 20, 2018. This VIS image is located in Sirenum Fossae near Daedalia Planum. The arc at the bottom of the image is the rim of a crater that was dissected when the tectonic event … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, graben, Mars Odyssey, NASA, pit chains, pit craters, Sirenum Fossae, tectonics, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Pit chains and craters on Ascraeus Mons
THEMIS Image of the Day, November 7, 2018. The linear features in this VIS image are located on part of the large flow feature on the southern flank of Ascraeus Mons. The features most likely formed by collapse of the … Continue reading
Posted in Reports
Tagged Arizona State University, Ascraeus Mons, ASU, collapse features, lava flows, lava tubes, Mars Odyssey, NASA, pit chains, pit craters, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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HiRISE: The pits of Elysium Mons
During the 2018 Mars dust storm, we obtained a clear view of the summit of the giant volcano Elysium Mons. We see the western rim and floor of the caldera, and a chain of pits (called a “catena”) extending from … Continue reading
Posted in Reports
Tagged avalanches, catena, collapse pits, dust storms, Elysium Mons, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, MRO, NASA, pit craters, University of Arizona, volcanics
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THEMIS: Pits and channels on Ascraeus Mons
THEMIS Image of the Day, August 28, 2018. This VIS image shows a portion of the northern flank of Ascreaus Mons. Multiple linear depressions cut across the surface lava flows, having formed after the surface in this region. The chains … Continue reading
Posted in Reports
Tagged Arizona State University, Ascraeus Mons, ASU, collapse features, collapse pits, lava tubes, Mars Odyssey, NASA, pit craters, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Lava channels on Pavonis Mons
THEMIS Image of the Day, August 24, 2018. This VIS image shows part of the southwestern flank of Pavonis Mons. The channel and nearby oval depressions are both related to the flow of lava. Narrow lava flows can create channels. … Continue reading
Posted in Reports
Tagged collapse pits, graben, lava channels, lava flows, lava tubes, Pavonis Mons, pit craters, volcanics
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THEMIS: Pavonis Mons flank meets volcanic plains
THEMIS Image of the Day, July 4, 2018. Today’s VIS image is of the eastern flank of Pavonis Mons where the volcano meets the surrounding volcanic plains. The arced features towards the top of the image are fractures and lava … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, graben, lava plains, Mars Odyssey, NASA, Pavonis Mons, pit craters, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, volcanics
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THEMIS: Volcanic fissure in Labeatis Fossae
THEMIS Image of the Day, May 8, 2018. The feature that crosses this VIS image is a graben. Graben are formed by tectonic action, where a block of material moves downward between a pair of faults. The northern part of … Continue reading
Posted in Reports
Tagged Alba Mons, Arizona State University, ASU, collapse pits, graben, Labeatis Fossae, Mars Odyssey, NASA, pit craters, Tharsis, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System, Uranius Mons, Uranius Tholus
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