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Tag Archives: northern plains
THEMIS: Ridge deflects winds, shapes dunes
THEMIS Image of the Day, September 15, 2017. Siton Undae is a large dune field located in the northern plains near Escorial Crater. Siton Undae is west of the crater and is one of three dune fields near the crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, northern lowlands, northern plains, sand dunes, sand sea, sand sheet, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Merging dunes in Siton Undae
THEMIS Image of the Day, September 14, 2017. Siton Undae is a large dune field located in the northern plains near Escorial Crater. Siton Undae is west of the crater and is one of three dune fields near the crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, northern lowlands, northern plains, sand dunes, sand sea, sand sheet, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Bare patches in north polar sand sea
THEMIS Image of the Day, September 13, 2017. Siton Undae is a large dune field located in the northern plains near Escorial Crater. Siton Undae is west of the crater and is one of three dune fields near the crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, northern lowlands, northern plains, sand dunes, sand sea, sand sheet, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Dunes of Siton Undae
THEMIS Image of the Day, September 12, 2017. Siton Undae is a large dune field located in the northern plains near Escorial Crater. Siton Undae is west of the crater and is one of three dune fields near the crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, northern lowlands, northern plains, sand dunes, sand sea, sand sheet, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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THEMIS: Marching dunes of Siton Undae
THEMIS Image of the Day, September 11, 2017. Siton Undae is a large dune field located in the northern plains near Escorial Crater. Siton Undae is west of the crater and is one of three dune fields near the crater. … Continue reading
Posted in Reports
Tagged Arizona State University, ASU, dunes, Escorial Crater, Mars Odyssey, NASA, north polar sand sea, northern lowlands, northern plains, sand dunes, sand sea, sand sheet, Siton Undae, THEMIS, THEMIS Image of the Day, Thermal Emission Imaging System
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Did a giant impact create the northern lowlands, both moons, and enrich the mantle?
The origin and nature of Mars are mysterious. The planet has geologically distinct hemispheres with smooth lowlands in the north and cratered, high-elevation terrain in the south. The red planet also has two small oddly-shaped oblong moons and a composition that sets … Continue reading
Posted in Reports
Tagged crustal dichotomy, Deimos, northern lowlands, northern plains, Phobos
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THEMIS: Dunes, dust devil tracks, and wind streaks on northern polar lowlands
THEMIS Image of the Day, June 21, 2017. Do you see what I see? Look out, a barrage of bullets is headed our way! (THEMIS Art #130) More THEMIS Images of the Day by geological topic.
Posted in Reports
Tagged Arizona State University, ASU, dunes, dust devil tracks, Mars Odyssey, NASA, northern lowlands, northern plains, sand dunes, THEMIS, THEMIS Art, THEMIS Image of the Day, Thermal Emission Imaging System, wind streaks
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Geomorphology of potential tsunami deposits
Planetary Geomorphology Image of the Month, December 1, 2016: Alexis Rodriguez (Planetary Science Institute). The Martian northern lowlands are thought to currently be extensively covered by an ice-rich deposit, interpreted by some researchers to be the residue of an ancient … Continue reading
HiRISE: Expanded craters in northern lowlands
This image shows many small craters over a larger degraded one in the northern lowlands. These small craters are smoother and shallower than their counterparts closer to the equator. Scientists believe this difference is a result of impact into a … Continue reading
Posted in Reports
Tagged craters, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, MRO, NASA, northern lowlands, northern plains, University of Arizona
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HiRISE: Cratered cones in Acidalia Planitia
This image shows part of a broad plain covered with cratered cones and domes in the Northern lowlands of Mars. These cones are typically lighter and smoother than their surroundings, and also have different colors. One possible explanation for these … Continue reading
Posted in Reports
Tagged Acidalia Planitia, High Resolution Imaging Science Experiment, HiRISE, Mars Reconnaissance Orbiter, MRO, mud volcanos, NASA, northern lowlands, northern plains, pseudocones, University of Arizona
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