The IAU is pleased to announce that today it has officially recognised the names Kerberos and Styx for the fourth and fifth moons of Pluto respectively (formerly known as P4 and P5).
MORE: http://www.sciencedaily.com/releases/2013/07/130702123136.htm
See also...
Astronomers get first look ever at our solar system's tail
http://www.nbcnews.com/science/astronomers-get-first-look-ever-our-solar-systems-tail-6C10597410
