Planet Pluto's largest moon is said to have as an individual personality of its own. At about half the size of Pluto, it isn't really fair that Charon has to take a back seat to the dwarf planet that it nominally orbits. The two bodies actually form a binary planet system, orbiting around a common center of mass.
The Big Picture: NASA previews best Pluto image yet http://engt.co/1L5sLVj via @engadget
Pluto: Nasa's New Horizons probe makes flyby nine years after leaving Earth http://gu.com/p/4ajyq/stw
NASA Teams Up with Instagram To Debut Pluto Surface Photo http://www.wired.com/2015/07/nasa-teams-instagram-debut-pluto-surface-p… via @WIRED
Pluto close-up: Spacecraft makes flyby of icy, mystery world:
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