"Charon is HUGE relative to Pluto, to the point where they are actually a binary," Denton explained. "It's half Pluto's size and 12% of its mass, which makes it much more similar to the Earth's moon ...

Its dramatic undertones embody Pluto’s enigmatic essence. With each planet adding its signature vibe, the result is a cosmic holiday playlist that’s as diverse and magical as the solar system ...

New Horizons principal investigator Alan Stern says, "Pluto is showing us a diversity of landforms and complexity of processes that rival anything we've seen in the solar system." As the craft ...

Find out about the solar system and learn the order of the planets with a song in this video ... and dwarf planets such as Pluto.