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 ...

Saturn was already the reigning champion in the moon department. Now, with 274, Saturn has more moons than all the other ...

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 ...

“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 ...

There's also the Clarke and Kubrick mountains named for the author (Arthur C. Clarke) and director (Stanley Kubrick) of "2001: A Space Odyssey." There's also Alice for "Alice in Wonderland," Argo ...

After three billion miles, New Horizons will on Tuesday shoot right through Pluto’s mini-planetary system of five moons, the magnificently named Charon, Styx, Nix, Hydra, and Kerberos.

A groundbreaking theory about the origins of Pluto’s largest moon, Charon, could change the way we teach about moons and planetary systems in U.S. classrooms. A new study suggests that 4.5 ...