erisíüds
Erisüds, also known as Eris, is a dwarf planet located in the scattered disc region of the outer Solar System. It was discovered in 2005 by a team led by Mike Brown and was initially designated as 2003 UB313. The name "Eris" was chosen in 2006, following a public naming contest, and it was officially recognized by the International Astronomical Union (IAU) in 2006. Eris is notable for being the most massive known dwarf planet in the Solar System, with a diameter of approximately 2,326 kilometers.
Eris is composed primarily of rock and ice, and it has a single known moon, Dysnomia. The
The discovery of Eris played a significant role in the reclassification of Pluto as a dwarf planet