https://uahirise.org Updates from the HiRISE camera onboard the Mars Reconnaissance Orbiter (MRO/NASA). We are based at the University of Arizona in Tucson, Ariz. en-us editor@uahirise.org (Ari) Sat, 9 May 2026 11:02:20 MST https://uahirise.org/hipod/ESP_076958_2065
Also visible in Context Camera data, the objective of this observation is to examine curved, wide, flat ridges. They may be inverted channels. The term “colles” means hills. Arena Colles is located on the margin where Terra Sabaea steps down in elevation into Utopia Planitia. (NASA/JPL-Caltech/University of Arizona)]]>