Eris was the personification of strife and discord in Greek mythology ... Eris was born after Ouranos’s castration to the primordial goddess of night, Nyx. She was one of several siblings ...

Named for the capricious Greek goddess of discord, trouble-stirring Eris would doubtless be pleased that her celestial namesake caused even mild-mannered astronomers to quarrel, as its discovery ...

Eris orbits the sun once every 557 years, and was named for the ancient Greek goddess of discord and strife. Makemake is the third-largest known dwarf planet in our solar system, after Pluto and ...