HiPOD: 28 May 2019
Hephaestus Fossae Pits

Hephaestus Fossae Pits

Hephaestus Fossae Pits
The Hephaestus Fossae are a system of troughs and channels that are about 604 kilometers in length. The fossae have been tentatively identified as outflow channels, but their origin and evolution remain ambiguous.

ID: ESP_054906_2020
date: 13 April 2018
altitude: 286 km
Observation details page

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NASA/JPL/University of Arizona
Black & white is less than 5 km across; enhanced color is less than 1 km