Naming of moons underworld, and Nix (a respelling of Nyx), mother of Charon, is the goddess of darkness and the night. Kerberos is a giant three-headed dog who guards the entrance to the underworld. The fifth moon is named for the river Styx that forms the boundary between the worlds of the living and the dead. The name of Eris's moon Dysnomia was suggested by its discoverer Michael E. Brown, who also suggested the name of the dwarf planet. The name has two meanings: in mythology Dysnomia (lawlessness) is the daughter of Eris (chaos). However, the name is also an intentional reference to
Rebellion of the Three Guards rise in rebellion. The two rebellious brothers quickly convinced Huoshu of the rightfulness of their cause, uniting the Three Guards against the Duke of Zhou. They and the Shang loyalists were soon joined by many independent-minded nobles, especially from the southeast. Large swaths of the Zhou dynasty's eastern realm rose against the official government at Fenghao, including some states that controlled crucial passes and routes. The rebel state of Ying, for example, "was located near the exit of the Ying River valley connecting with the Luoyang plain and right at the entrance to the Nanyang Basin, controlling the road to