In this observation, a large alluvial fan superimposes a prominent collection of flood grooves. This image will contribute to establishing a stratigraphic timeline for the development of alluvial fans and the Kasei Valles outflow channels.

ID: ESP_089846_2065
date: 26 September 2025
altitude: 285 km

https://uahirise.org/hipod/ESP_089846_2065
NASA/JPL-Caltech/University of Arizona
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