Charon, Pluto's largest moon, is almost half the size of the dwarf ... and potentially led to the formation of Pluto's smaller moons — Nix, Styx, Kerberos, and Hydra. Bill McKinnon, a planetary ...

Experts postulated a new theory about the largest moon of the dwarf planet Pluto. The planet had five moons among which Charon was the largest and had a diameter of about 754 miles, just over half ...

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 ... only one sixth the mass of Earth's moon, and one third its volume.