Tag Archives: Thermal Emission Imaging System

THEMIS: Arsia Mons lava flows

Posted on August 23, 2019 by rburnham

THEMIS Image of the Day, August 23, 2019. Arsia Mons is the southernost of the large aligned Tharsis volcanoes. Flows originating at Arsia Mons cover a vast region. The flows in this VIS image are part of the SW flow … Continue reading →

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THEMIS: Granicus Valles channel

Posted on August 22, 2019 by rburnham

THEMIS Image of the Day, August 22, 2019. A section of Granicus Valles crosses the center of this VIS image. Granicus Valles is a complex channel system located west of Elyisum Mons. The channel system is about 750km long. It … Continue reading →

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THEMIS: Biblis Patera

Posted on August 21, 2019 by rburnham

THEMIS Image of the Day, August 21, 2019. Today’s VIS image shows Biblis Patera, the summit caldera of the volcano Biblis Tholus. This volcano is located west of Pavonis Mons and is just one of the numerous volcanoes found in … Continue reading →

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THEMIS: Ascraeus Mons lava flows

Posted on August 20, 2019 by rburnham

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

Posted on August 19, 2019 by rburnham

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

Posted on August 16, 2019 by rburnham

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

Posted on August 15, 2019 by rburnham

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

Posted on August 14, 2019 by rburnham

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

Posted on August 13, 2019 by rburnham

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

Posted on August 9, 2019 by rburnham

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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