HiRISE Picture of the Day: 22 January 2026 
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Dunes and Gullies

Dunes and Gullies

Dunes and Gullies
Two previous images at this site show dunes and gullies; this observation provides us a chance to reexamine both for changes. Dunes have slip face striations suggesting recent sand avalanches. The gullies are not especially well-developed, but worth a look.

ID: ESP_076617_1360
date: 30 November 2022
altitude: 252 km

https://uahirise.org/hipod/ESP_076617_1360
NASA/JPL-Caltech/University of Arizona
#Mars #science #NASA

Black & white is less than 5 km across; enhanced color is less than 1 km. For full observation details, visit the ID link.