- It was discovered in 2005 by the Hubble Space Telescope.
- It was named after the Greek goddess of darkness and night, and was the mother of Charon in mythology.
- It is most likely smaller than Hydra, because it is fainter in the sky, but its exact size is unknown.
- Nix will be visited in 2015 by the New Horizons spacecraft, along with the rest of the Pluto system.
|Moons of Pluto|
|Charon • Nix • Hydra • Kerberos • Styx|