In the mirror universe, Hoshi Sato I was a Terran female who became Empress of the Terran Empire and matriarch of the Sato Dynasty, which would rule the Terran Empire until Hoshi Sato III was killed by Spock, who assumed the Imperial throne, in 2277. (ENT episode: "In a Mirror, Darkly"; ENT - Mirror Universe novel: Age of the Empress; TOS - Mirror Universe novel: The Sorrows of Empire)