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
Dog in Chinese mythology for example in the "Shiji", by Sima Qian. Archeological study provides substantial backing and supplemental knowledge in this regard. Wolfram Eberhard points out that compared to other cultures it is "striking " that Chinese literature rarely has given names for dogs. (Eberhard 2003: 82) This means that in the context of Chinese mythology, often a dog will play an important role, but that it will not be given a proper name, but rather being referred to as "dog". As Chinese grammar does not require the use of definite or indefinite articles or marking for singular or plural number, there may