Tag Archives: dunes

THEMIS: Big dunes grow from small: Russell Crater

THEMIS Image of the Day, August 2, 2017. This image shows individual dunes on the floor of Russell Crater, as well as larger dunes created by individual dunes coalescing. These dunes are in the western part of the dune field. … Continue reading

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

THEMIS: Network of dunes in Russell Crater

THEMIS Image of the Day, August 1, 2017. This image shows individual dunes on the floor of Russell Crater. These dunes are in the southern part of the dune field. Russell Crater is located in Noachis Terra. A spectacular dune … Continue reading

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

THEMIS: Matara Crater dunes in false color

THEMIS Image of the Day, July 26, 2017. Today’s false color image shows the dune field on the floor of Matara Crater in Noachis Terra. The THEMIS camera contains 5 filters. The data from different filters can be combined in … Continue reading

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

HiRISE: Dunes, slopes, and dust devil tracks

Dunes and slopes. Beautiful Mars series.

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

THEMIS: Russell Crater dunes in false color

THEMIS Image of the Day, July 7, 2017. Today’s false color image shows part of the large dune form on the floor of Russell Crater. The bluish tint of the dunes in false color suggests that they are made of … Continue reading

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

THEMIS: Dunes, dust devil tracks, and wind streaks on northern polar lowlands

THEMIS Image of the Day, June 21, 2017. Do you see what I see? Look out, a barrage of bullets is headed our way! (THEMIS Art #130) More THEMIS Images of the Day by geological topic.

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

HiRISE: The White Cliffs of ‘Rover’

This image reminds us of the rugged and open terrain of a stark shore-line, perhaps of an island nation, such as the British Isles. A close-up in enhanced color produces a striking effect, giving the impression of a cloud-covered cliff … Continue reading

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

HiRISE: Gullies and craters and dunes, oh my!

This unnamed, approximately 30-kilometer diameter crater, formed in the Southern highlands of Mars. Our image shows regions of geologic diversity within, making this an interesting spot for scientists to study how different Martian processes interact with each other. Gullies, or … Continue reading

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

THEMIS: Mega-dune in Russell Crater

THEMIS Image of the Day, June 1, 2017. Today’s false color image shows part of Russell Crater in Noachis Terra. The large dune (probably basaltic sand) forms a ridge with interesting shapes on its surface, reworked by the wind. The … Continue reading

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

HiRISE: Ongoing dune activity in Ganges Chasma

Ongoing dune activity in Ganges Chasma. Beautiful Mars series.

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