HiPOD: Thursday, 16 September 2021
Crater with Surrounding Depression

Crater with Surrounding Depression

A Crater with a Surrounding Depression
While this pockmarked terrain looks like it’s on the Moon, it’s in the Deuteronilus Mensae region in the Northern Hemisphere of Mars. We see a crater within a crater with an elliptical surrounding depression. Could this formation be the result of the sublimation of icy crater fill?

ID: ESP_064444_2210
date: 25 April 2020
altitude: 298 km

https://uahirise.org/hipod/ESP_064444_2210
NASA/JPL/UArizona
#Mars #science #NASA

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Black & white is less than 5 km across; enhanced color is less than 1 km