Kerberos (formerly known as S/2011 (134340) 1 and informally as P4) is a small moon of the dwarf planet Pluto. The satellite was discovered on 28 June 2011. It is the fourth moon of Pluto to be discovered. The others are Charon, discovered in 1978, Nix and Hydra, which were discovered in 2005, and Styx, discovered in 2012.
Kerberos (moon)
Questions and Answers
Q: What is Kerberos?
A: Kerberos is a small moon of the dwarf planet Pluto.
Q: When was Kerberos discovered?
A: Kerberos was discovered on June 28, 2011.
Q: What was Kerberos formerly known as?
A: Kerberos was formerly known as S/2011 (134340) 1 and informally as P4.
Q: How many moons of Pluto have been discovered so far?
A: Four moons of Pluto have been discovered so far - Charon, Nix, Hydra, and Styx.
Q: When was Charon discovered?
A: Charon was discovered in 1978.
Q: When were Nix and Hydra discovered?
A: Nix and Hydra were discovered in 2005.
Q: When was Styx discovered?
A: Styx was discovered in 2012.