The Olympus Mons class of starship was a Mars-built series of vessels of the same basic design dating back to the Earth-Mars War. Long, with a octagonal cylinder for a hull, they were usually the largest ships in the Navy, rivaled only by the Woodrow Wilson-class.
Ships of the Olympus Mons class:
Utopia Planitia Valles Marineris HellasAppearances: No Marigolds in the Promised Land, Broken Skies