Tag Archives: ASU

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

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THEMIS: Nanedi Valles

THEMIS Image of the Day, August 19, 2019. Today’s VIS image shows a small portion of Nanedi Valles. This channel, likely carved by water, is located in Xanthe Terra. Explore more THEMIS Images of the Day by geological subject.

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THEMIS: Nili Fossae graben

THEMIS Image of the Day, August 16, 2019. The two linear depressions in this VIS image are part of the Nili Fossae fracture system. Nili Fossae is the name of a collection of curved faults and down-dropped blocks of crust … Continue reading

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THEMIS: Indus Vallis channel

THEMIS Image of the Day, August 15, 2019. This VIS image shows a small section of Indus Vallis. Indus Vallis is located in northern Terra Sabaea. Explore more THEMIS Images of the Day by geological subject.

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THEMIS: Bamberg Crater dune field

THEMIS Image of the Day, August 14, 2019. Today’s VIS image shows a small field of sand dunes on the floor of Bamberg Crater. At the top of the image is a small group of peaks forming a rough circle. … Continue reading

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THEMIS: Terra Sabaea crater channel

THEMIS Image of the Day, August 13, 2019. Today’s VIS image has a channel dissecting a crater rim, flowing from the interior of a large crater into a smaller crater on the large crater’s floor. The two craters are unnamed … Continue reading

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THEMIS: Lyot Crater dune field

THEMIS Image of the Day, August 9, 2019. Lyot Crater is a large, complex crater in the northern lowlands of Vastitas Borealis. This image is located along the southern rim of the crater and shows part of the dune field … Continue reading

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THEMIS: Northern Arabia Terra channel

THEMIS Image of the Day, August 8, 2019. The margin between Arabia Terra and the surrounding lowlands is dissected by numerous named and unnamed channels. Today’s VIS image shows part of an unnamed channel in the region. The channel floor … Continue reading

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THEMIS: At the north polar cap’s edge

THEMIS Image of the Day, August 7, 2019. Today’s VIS image is located on the edge of the polar cap. The ice is located at the bottom of the frame, with the surrounding plains at the top half. The circular … Continue reading

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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

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