The distant world whose discovery prompted leading astronomers to demote Pluto from the rank of “planet” has now been given its own official name.

Having caused so much consternation in the International Astronomical Union (IAU), the object has been called Eris, after the Greek goddess of discord.

http://news.bbc.co.uk/2/hi/science/nature/5344892.stm

All hail Discordia!