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Tag Archives: Matara Crater
HiRISE: Watching the dune gullies
Watching the dune gullies. When dune gullies are as gorgeous as these, it’s an easy thing to want to continue to observe them for any seasonal changes. These are located in Matara Crater, a region that we’ve monitored before many … Continue reading
Posted in Reports
Tagged dune gullies, dunes, High Resolution Imaging Science Experiment, HiPOD, HiRISE, HiRISE Picture of the Day, Mars Reconnaissance Orbiter, Matara Crater, MRO, NASA, sand dunes, seasonal processes, University of Arizona
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The transition between sand ripples and megaripples on Mars
[Editor’s note: From a paper by James Zimbelman recently published in Icarus.] The transition between sand ripples and megaripples on Mars • HiRISE images of small sand dunes and megaripples in Gamboa and Matara craters on Mars suggest that there … Continue reading
Posted in Reports
Tagged Gamboa Crater, Matara Crater, megaripples, sand dunes, sand ripples
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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: Sand sheet in Matara Crater
THEMIS Image of the Day, February 13, 2019. Today’s VIS image shows the sand deposit on the floor of Matara Crater. The deposit is thick enough to hide the underlying crater floor creating a sheet of sand. Upon this sheet … Continue reading
Posted in Reports
Tagged active dunes, Arizona State University, ASU, Mars Odyssey, Matara Crater, NASA, sand, sand dunes, sand sheets, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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HiRISE: Gullies of Matara Crater
Gullies on Martian sand dunes, like these in Matara Crater, have been very active, with many flows in the last ten years. The flows typically occur when seasonal frost is present. Here, we see frost in and around two gullies, … Continue reading
Posted in Reports
Tagged dune gullies, dunes, frost, gullies, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, Matara Crater, MRO, NASA, sand dunes, University of Arizona
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Martian winters are shaping the landscape
Researchers based millions of kilometres from Mars have unveiled new evidence for how contemporary features are formed on the Red Planet. Their innovative lab-based experiments on carbon dioxide (CO2) sublimation – the process by which a substance changes from a … Continue reading
THEMIS: Matara Crater dunes in false color
THEMIS Image of the Day, July 26, 2017. Today’s false color image shows the dune field on the floor of Matara Crater in Noachis Terra. The THEMIS camera contains 5 filters. The data from different filters can be combined in … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, false color, Mars Odyssey, Matara Crater, NASA, Noachis Terra, sand dunes, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Matara Crater’s sand sheet
THEMIS Image of the Day, April 25, 2017. Today’s false color image shows part of the floor of Matara Crater, including the sand sheet with surface dune forms. Matara Crater is located in Noachis Terra, the oldest part of the … 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: Matara Crater’s sand dunes
THEMIS Image of the Day, April 20, 2017. Today’s false color image shows the sand sheet with surface dune forms on the floor of Matara Crater in Noachis Terra. Blue false color suggests basaltic sand, and Matara Crater is one … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, basaltic sand, Mars Odyssey, Matara Crater, NASA, sand dunes, sand sheets, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Matara Crater dunes
THEMIS Image of the Day, February 9, 2015. Today’s VIS image shows the dune field located in the floor of Matara Crater. More THEMIS Images of the Day by geological topic.