A clear albedo boundary here gives us an opportunity to see just how translucent the seasonal layer of ice is. “Albedo’ refers to the the proportion of the incident light or radiation that is reflected by a surface, typically that of a planet or moon.

ID: ESP_057487_0980
date: 31 October 2018
altitude: 246 km

https://uahirise.org/hipod/ESP_057487_0980
NASA/JPL-Caltech/University of Arizona
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