- Discovered on: 02/18/1930
- Discovered by: Clyde Tombaugh
- Distance from sun: 3.7 billion miles
- Rotation period: ~153 hours
- Revolution period: ~248 years
- Radius: 715 miles
- No. of moons: 5 (Charon, Nix, Hydra, Kerberos, Styx)
- Rings: none
- Named for: Roman god of the underworld
- Year booted from the planet fraternity: 2006
- Official classification: Dwarf Planet
