Pluto

Pluto is the home planet and the planet that was protected by Sailor Pluto.

Description
When discovered in 1930, Pluto was considered to be the ninth planet of the Solar System. It was classified as a "dwarf planet" in 2006. It was the farthest planet away from the Sun before its declassification. Pluto has only three moons: Charon, Nix, and Hydra.