Scientists have uncovered a new theory to explain how Pluto and its largest moon, Charon, formed their unique relationship. Citing a recent paper published in Nature Geoscience, the New York Times ...

Uranus and Neptune have 28 and 16 known moons, respectively. Despite not technically being a planet anymore, Pluto has five moons. The 128 new Saturnian satellites are all considered irregular moons.

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto turns out to have as much complexity as Mars or Earth, so much so that I ...

Pluto was always in a tough spot when it came to being a planet. Just 1,477 miles across, it's only one-fifth the diameter of Earth. It did have five known moons: Charon, Nix, Hydra, Kerberos and ...

An curved arrow pointing right. See what's so weird about Pluto and its moons. Produced by Emmanuel Ocbazghi. Original reporting by Jessica Orwig. Follow BI Video: On Facebook More from Science ...

Pluto has five known moons: Charon, the largest, whose diameter is just over half that of Pluto; Styx; Nix; Kerberos; and Hydra. Chhattisgarh: 1,200-Page Charge Sheet Filed Against 4 In Journalist ...

Neither one is “big.” Earth’s moon is 2,160 miles in diameter. Some scientists believe Pluto should be upheld, but others suggest that Pluto, UB313 and other icy denizens of the Kuiper Belt ...

By measuring the size of the shadows ... mile deep canyon at the edge of the Solar System. But on Charon, Pluto's nearest moon, they found this most familiar of geological features.