Tag Archives: gullies

THEMIS: Gullies in craters

THEMIS Image of the Day, February 12, 2019. Today’s VIS image shows part of an unnamed crater in Noachis Terra. Several craters in the southern hemisphere contain floor fill that has subsequently been eroded to form depressions in the fill … Continue reading

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THEMIS: Gullies in Terra Sirenum

THEMIS Image of the Day, January 25, 2019. Multiple gullies dissect the rim of an unnamed crater located in Terra Sirenum. Towards the bottom of the image several small gullies are visible located on the rim of an older crater. … Continue reading

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HiRISE: Multi-elevation gullies

Gullies probably formed along the bouldery layers in the upper slopes of this unnamed crater within the last few million years. Gullies eroded these crater slopes and transported sediment downslope forming debris aprons multiple times. These older apron surfaces were … Continue reading

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THEMIS: Gullies and floor features in Aonia Terra crater

THEMIS Image of the Day, January 17, 2019. Many large gullies dissect the rim of this unnamed crater in Aonia Terra.  The inner walls and floor both show evidence of pasted-on terrain — a layer of potentially ice-rich dust. See … Continue reading

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THEMIS: Aonia Terra crater gullies

THEMIS Image of the Day, January 16, 2019. Today’s VIS image shows part of an unnamed crater in Aonia Terra. The rim of this crater contains many deep gullies. At the top left of the image a channel system is … Continue reading

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THEMIS: Interweaving gullies in Kaiser Crater

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: Maunder Crater’s gullies and landslides

THEMIS Image of the Day, January 8, 2019. Today’s VIS image shows part of the eastern side of Maunder Crater. This crater has a unique form, with a large amount of fill on the eastern half of the crater floor, … Continue reading

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THEMIS: Asimov Crater rim and infill

THEMIS Image of the Day, December 12, 2018. Located in Noachis Terra, Asimov Crater has an unusual crater floor morphology. At some point after the crater formed, the interior was filled by materials that reached almost to the top of … Continue reading

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THEMIS: Rim of two craters

THEMIS Image of the Day, December 11, 2018. In the center of this VIS image is a crater rim, which is shared by two craters. The crater with the deeper floor is at the bottom of the image, and this … Continue reading

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THEMIS: Gullies in Noachis Terra

THEMIS Image of the Day, December 10, 2018. Numerous channels, also called gullies, dissect the rim of this unnamed crater in Noachis Terra. (Note that the lighting in this image comes from the lower right.) At upper right lies a … Continue reading

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