Callisto

Callisto was a moon of Jupiter. It was colonized by humans. (AUDIO: The Lady from Callisto Rhys) Its capital city was Valhalla. (AUDIO: Valhalla) There was a penitentiary on Callisto, staffed by synthumans. (PROSE: C9H13NO3)

Lara Memphis was originally from Callisto. (AUDIO: The Lady from Callisto Rhys)

During the late 30th century, Abu ibn Walid was the Duke of Callisto. (PROSE: So Vile a Sin)