Eris
noun
°The goddess of discord, confusion, and strife, keeper of the golden Apple of Discord which she threw into the wedding of Peleus and Thetis starting the Trojan War; daughter of Nyx, sister and constant companion of Ares, mother of Lethe.
°The largest known dwarf planet in the Solar System (initially dubbed the "tenth planet"), officially known as 136199 Eris, with one natural satellite, Dysnomia.
synonyms: 136199 eris, 2003 ub313, xena