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[–]AXXA 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 1 fun -  (0 children)

Eris is 27% more massive than Pluto. The discovery of Eris is why Pluto is now considered a dwarf planet.

[–]jet199 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 1 fun -  (0 children)

There's a whole modern chaos religion built around Eris, including the likes of Robert Anton Wilson.