Kerberos and Styx Welcomed to Pluto System
The International Astronomical Union has officially approved Kerberos and Styx as the new names for two of Pluto's moons. Image released on July 2, 2013.
Colors of Pluto
Dwarf planet Pluto is seen in an image taken by the Hubble Space Telescope.
Pluto's Satellite System Showing New Fourth Moon
Illustration of the Pluto satellite system orbits with newly discovered moon P4 highlighted, released July 20, 2011.
Pluto Moons Names Styx and Kerberos
The moons of Pluto, including newly named Styx and Kerberos (formerly P5 and P4), are shown in this SETI image during a Google+ Hangout webcast unveiling the new names on July 2, 2013.
Pluto System Showing Fifth Moon (P5)
This image, taken by NASA's Hubble Space Telescope, shows five moons orbiting the distant, icy dwarf planet Pluto. The green circle marks the newly discovered moon, designated P5, as photographed by Hubble's Wide Field Camera 3 on July 7, 2012.
Hubble Discovers a Fifth Moon Orbiting Pluto (Unannotated)
A team of astronomers using NASA's Hubble Space Telescope is reporting the discovery of another moon orbiting the icy dwarf planet Pluto. Image released July 11, 2012.
Pluto-bound Spacecraft Spots Its Target
A white arrow marks Pluto in this New Horizons Long Range Reconnaissance Imager (LORRI) picture taken Sept. 21, 2006, marking the spacecraft's first look at its target planet.
Inside dwarf planet Pluto.
Compass and Scale Image of Pluto
New annotated image showing Pluto and moons, including the newly discovered P4, released July 20, 2011.
Fourth Moon Discovered Around Pluto
Two labeled images of the Pluto system, released on July 20, 2011, taken by the Hubble Space Telescope's Wide Field Camera 3 ultraviolet visible instrument with newly discovered fourth moon P4 circled. The image on the left was taken on June 28, 2011. The image of the right was taken on July 3, 2011.