Tag Archives: Terra Sirenum

THEMIS: Crater impact sequence

THEMIS Image of the Day, July 17, 2017.  Today’s VIS image shows unnamed craters in Terra Sirenum. The ejected debris from both impacts have overlapped. The debris from the smaller crater at bottom lies on top, showing that the impact … Continue reading

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

THEMIS: Hills and plains of Terra Sirenum

THEMIS Image of the Day, July 14, 2017. Today’s false color image shows part of the plains and highlands of Terra Sirenum. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to … Continue reading

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

THEMIS: Newton Crater in false color

THEMIS Image of the Day, July 11, 2017. Today’s false color image shows part of Newton Crater in Terra Sirenum. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a … Continue reading

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

HiRISE: Light-toned mounds in Gorgonum Basin

Gorgonum Basin is one of several large basins within the Terra Sirenum region of Mars. Each basin has light-toned mounds, many of which contain clays. Scientists think that Terra Sirenum once had a large lake during an epoch called the … Continue reading

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

THEMIS: Two small craters in Terra Sirenum

THEMIS Image of the Day, June 19, 2017. Do you see what I see? Shadows are just right to form googly eyes. (THEMIS Art #128). More THEMIS Images of the Day by geological topic.

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

THEMIS: False color scan across Terra Sirenum

THEMIS Image of the Day, May 26, 2017. Today’s false color image shows part of the plains and craters of Terra Sirenum. This long scan (see full size image at link) was taken not long after local sunrise. The THEMIS … Continue reading

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

THEMIS: False colors on Terra Sirenum plains

THEMIS Image of the Day, May 25, 2017. Today’s false color image shows part of the plains and craters in Terra Sirenum. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways … Continue reading

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

THEMIS: Dunes besiege Terra Sirenum crater

THEMIS Image of the Day, May 17, 2017. Not all Martian sand dunes are located in craters. This VIS image shows dunes located on the plains of Terra Sirenum. More THEMIS Images of the Day by geological topic.

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

THEMIS: Tectonics in Sirenum Fossae

THEMIS Image of the Day, May 3, 2017. Today’s false color image shows part of Sirenum Fossae. The linear depressions in this image, called graben, were formed by tectonic activity. The THEMIS VIS camera contains 5 filters. The data from … Continue reading

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

HiRISE: Colorful mounds, bedrock in Terra Sirenum

Colorful mounds and bedrock in Terra Sirenum. Beautiful Mars series.

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