| Kerberos | |
|---|---|
 Kerberos imaged by New Horizons on 14 July 2015 from a distance of 396,100 km | |
| Name of satellite | Kerberos (P4) |
| Planet of origin | Pluto |
| Discovered by | Showalter, M. R. et al. |
| Date of discovery | 28 June 2011 (verified 20 July 2011) |
Kerberos is a small natural satellite of Pluto, about 12 km (7.5 mi) in its longest dimension. It was the fourth moon of Pluto to be discovered and its existence was announced on 20 July 2011. It was imaged, along with Pluto and its four other moons, by the New Horizons spacecraft in July 2015. The first image was released to the public on 22 October 2015.