Acheron Catena is a line of craters found on the flanks of Alba Patera, which is a very old volcano. The majority of the craters in this area appear to have formed by collapse. (Catena is Latin for chain.)
ID:
ESP_054413_2155date: 6 March 2018
altitude: 288 km
https://uahirise.org/hipod/ESP_054413_2155
NASA/JPL-Caltech/UArizona
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