Pluto can be thought of as being part of a binary system with its biggest satellite, Charon (pictured). Scientists have long thought that this system formed as the result of a collision between ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. For decades ...
Here’s how it works. Charon is the largest moon of the dwarf planet Pluto, but calling it a moon is really a misnomer; Pluto and Charon actually form a binary system. Whereas a moon usually ...