In July 2005 scientists announced the discovery of Eris, a dwarf planet larger than Pluto, in this belt
The discovery was announced on July 29, 2005, the same 
day as... [DOC] [TLE] Kuiper Belt - In Depth | Planets - NASA Solar System Exploration [PAR] Dwarf planet Pluto may be the best known of the larger objects in the Kuiper Belt.