Tag Archives: Noachis Terra

THEMIS: Eroding crater infill in Noachis Terra

Posted on January 15, 2019 by rburnham

THEMIS Image of the Day, January 15, 2019. At several locations in the southern hemisphere there are craters that have been filled with material almost to the top of the crater rim. What the material is and where it came … Continue reading →

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THEMIS: Interweaving gullies in Kaiser Crater

Posted on January 14, 2019 by rburnham

THEMIS Image of the Day, January 14, 2019. Today’s VIS image shows part of the inner rim of Kaiser Crater. The rim has been dissected by numerous gullies. Kaiser Crater is located in Noachis Terra. See more THEMIS Images of … Continue reading →

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THEMIS: Something odd in Noachis Terra

Posted on January 9, 2019 by rburnham

THEMIS Image of the Day, January 9, 2019. This VIS image shows a portion of Noachis Terra to the northeast of Argyre Planitia. In the middle of the image is an unnamed crater that is not even close to being … Continue reading →

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

Posted on December 27, 2018 by rburnham

[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: Her Desher Vallis in Noachis Terra

Posted on December 21, 2018 by rburnham

THEMIS Image of the Day, December 21, 2018. This VIS image shows a section of Her Desher Vallis. This channel is located in Noachis Terra. See more THEMIS Images of the Day by geological subject.

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THEMIS: Tapestry of dunes in Proctor Crater

Posted on December 14, 2018 by rburnham

THEMIS Image of the Day, December 14, 2018. This VIS image shows part of the extensive dune field on the floor of Proctor Crater. Proctor Crater is located in Noachis Terra. See more THEMIS Images of the Day by geological … Continue reading →

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THEMIS: Active dune field in Noachis

Posted on December 13, 2018 by rburnham

THEMIS Image of the Day, December 13, 2018. Today’s VIS image shows sand dunes on the floor of an unnamed crater in Noachis Terra. These dunes are likely active because they are dark, indicating that they move often enough to … Continue reading →

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THEMIS: Youngish crater in Noachis Terra

Posted on November 29, 2018 by rburnham

THEMIS Image of the Day, November 29, 2018. This VIS image shows half of an unnamed crater in Noachis Terra. The complex rim and rough floor are indicative of a relatively young crater. With time and erosion, craters fill in … Continue reading →

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Evolution of Noachian highlands landscapes

Posted on November 29, 2018 by rburnham

[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: Active dunes in Noachis Terra

Posted on November 28, 2018 by rburnham

THEMIS Image of the Day, November 28, 2018. Today’s VIS image shows a sand sheet with surface dunes forms on the floor of an unnamed crater in Noachis Terra. Dark dunes indicate active dunes: Winds stir the sand, which kicks … Continue reading →

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