Small Channel in Tartarus Colles
HiRISE PICTURE OF THE DAY: 17 SEPTEMBER 2021

A Small Channel in Tartarus Colles

In this image, we can see a small topographic channel that is winding between hills in Tartarus Colles. This has been interpreted as a lava tube, and images from the Mars Orbiter Camera show platy-ridged flows in this vicinity. With high resolution, and a digital terrain model, we can learn more about this proposed tube.



Springtime on a Polar Cliff
Every year there is a lot of slope activity in the springtime when sunlight warms these slopes.

Boundary Condition Controls on the High-Sand-Flux Regions of Mars
It is often unclear where and why sediment is mobile on today’s Mars. A new paper takes a deeper look.