Styx is the smallest moon of the planet Pluto.
Styx was discovered on July 11, 2012. It was the fifth moon discovered orbiting Pluto. Mark Showalter found the moon using the Hubble space telescope.
- It is thought to be between 10 and 25 km in diameter.
- Styx was named for the mythical River Styx; the boundery between earth and the underworld.
- Styx's orbit takes 20 days to complete.
- It was formerly known as S/ 2012 (134340) 1, or simply P5.
|Moons of Pluto|
|Charon • Nix • Hydra • Kerberos • Styx|