Old Salt
HiRISE PICTURE OF THE DAY: 26 NOVEMBER 2022
Old Salt

Just what is that purplish colored stuff with the polygonal fractures?These salts can be deposited during the evaporation or water in lakes or playas.



A Complex Geologic History of Aram Chaos
This 280-kilometer diameter crater center has experienced a long history of water activity. Within the crater is a heavily faulted and fractured terrain called Aram Chaos.

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.