Tag Archives: Terra Cimmeria

THEMIS: Sand in Cimmeria, and a landslide

THEMIS Image of the Day, April 4, 2017. This VIS image shows a small dune field on the floor of an unnamed crater in Terra Cimmeria. Just south of the dune field is the crater’s central peak, with what appears … Continue reading

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

THEMIS: Sand sheet in Cimmeria crater

THEMIS Image of the Day, March 30, 2017. Today’s VIS image shows a sand sheet with surface dune forms on the floor of an unnamed crater in Terra Cimmeria. More THEMIS Images of the Day by geological topic.  

Posted in Reports | Tagged , , , , , , , , , , , | Comments Off

THEMIS: Terra Cimmeria’s sand traps

THEMIS Image of the Day, March 10, 2017. This infrared image covers a large swath of Terra Cimmeria, including numerous craters with dunes and dune fields on their floors, as well as dunes located on the plains between craters. Dunes … Continue reading

Posted in Reports | Tagged , , , , , , , , , , , | Comments Off

THEMIS: Cimmeria’s Knobel Crater in false color

THEMIS Image of the Day, February 17, 2017. Today’s false color image shows part of the southwestern rim of Knobel Crater. Knobel Crater is located in Terra Cimmeria. The THEMIS VIS camera contains 5 filters. The data from different filters … Continue reading

Posted in Reports | Tagged , , , , , , , , | Comments Off

THEMIS: Young crater and wide-flung ejecta

THEMIS Image of the Day, January 31, 2017. Today’s VIS image shows two craters in Terra Cimmeria just north of Kepler Crater. The small crater in the middle of the image is a relatively new crater. The interior rim has … Continue reading

Posted in Reports | Tagged , , , , , , , , , , , , | Comments Off

HiRISE: Raised bedrock in Terra Cimmeria

Large impact craters have central hills or mountains, because the tremendous shock waves from the impact first compresses the ground, then causes a rebound when it becomes uncompressed. This effectively raises bedrock that was once deeply buried to the surface. … Continue reading

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Dust devil tracks across Terra Cimmeria

THEMIS Image of the Day, October 11, 2016.┬áToday’s false color image shows dust devil tracks (the dark blue linear features) in Terra Cimmeria. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple … Continue reading

Posted in Reports | Tagged , , , , , , , , | Comments Off

Karun Valles & its braided alluvial fan

Planetary Geomorphology Image of the Month, September 29, 2016: Solmaz Adeli (DLR, Institute of Planetary Research, Berlin). The Amazonian period on Mars, meaning roughly the last 3 Ga, is globally believed to have been cold and hyperarid [e.g., Marchant and … Continue reading

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

THEMIS: Craters within craters in Terra Cimmeria

THEMIS Image of the Day, September 28, 2016. This VIS image shows two craters in Terra Cimmeria. The inner crater impacted at some time after the outer crater was created. The rim of the smaller, interior crater has several gullies … Continue reading

Posted in Reports | Tagged , , , , , , , , , | Comments Off

THEMIS: Craters and plains in Terra Cimmeria

THEMIS Image of the Day, September 15, 2016.┬áToday’s false color image shows part of the plains of Terra Cimmeria. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false … Continue reading

Posted in Reports | Tagged , , , , , , , , , | Comments Off