Tag Archives: Terra Cimmeria

Highland landscapes point to long evolution by low-intensity intermittent erosion

[Editor’s note: From a paper by Jon Cawley and Ross Irwin recently published in the Journal of Geophysical Research.] Evolution of Escarpments, Pediments, and Plains in the Noachian Highlands of Mars • Debris-mantled escarpments, regolith pediments, sloping aggradational surfaces, and … Continue reading

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HiRISE: Eastern rim of a Terra Cimmeria crater

Eastern rim of a crater in Terra Cimmeria. Beautiful Mars series. [More at links]

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Evolution of Noachian highlands landscapes

[Editor’s note: From a paper by Jon Cawley and Ross Irwin recently published in the Journal of Geophysical Research.] Evolution of Escarpments, Pediments, and Plains in the Noachian Highlands of Mars • Debris‐mantled escarpments, regolith pediments, sloping aggradational surfaces, and … Continue reading

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THEMIS: Field of hills in Terra Cimmeria

THEMIS Image of the Day, November 21, 2018. This image is located in Terra Cimmeria. The bright, irregular features are hills. This part of Terra Cimmeria is made up mostly by flat lying plains, with no other hills in the … Continue reading

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THEMIS: Gullies etch a crater rim in Terra Cimmeria

THEMIS Image of the Day, November 16, 2018. Multiple gullies dissect the rim of this unnamed crater in Terra Cimmeria. The soft-looking material at the foot of the rim (where it meets the crater floor) may contain buried ice. See … Continue reading

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THEMIS: False-color slice across Terra Cimmeria crater

THEMIS Image of the Day, October 24, 2018. This false-color VIS image shows part of a large unnamed crater in Terra Cimmeria. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways … Continue reading

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Early Mars: Arid, with occasional snow or rain

[Editor’s note: From a paper by Yo Matsubara, Alan Howard, and Ross Irwin recently published in the Journal of Geophysical Research.] Constraints on the Noachian paleoclimate of the martian highlands from landscape evolution modeling Evidences show that Mars was once wetter … Continue reading

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THEMIS: Nepenthes Mensae in false color

THEMIS Image of the Day, September 20, 2018. Nepenthes Mensae is the region of hills and mesas north of Terra Cimmeria. The dark blue part of the image is a region of basaltic sands. The THEMIS VIS camera contains 5 … Continue reading

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THEMIS: False colors on Terra Cimmeria

THEMIS Image of the Day, September 4, 2018. Today’s VIS image shows plains and craters in Terra Cimmeria. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false … Continue reading

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THEMIS: False-color craters and plains in Terra Cimmeria

THEMIS Image of the Day, August 31, 2018. Today’s false color image shows several craters and plains of Terra Cimmeria. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create … Continue reading

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