# How much do you know about Charon?

Charon is Pluto’s biggest satellite. There is a whole sack of the rocks and ice orbiting Pluto, but the Charon is the biggest and the most interesting. Let’s see how much do you know about it!

• ## Pluto is binary planet to Charon

• Yes, Pluto and Charon are binary planet system
• No, Pluto is a dwarf planet
• Charon is a moon, not binary system to Pluto
• ## Other Pluto satellites are Nix, Hydra, Kerberos, and Styx

• Yes, all these are Pluto’s moons
• No, you forgot one – Nix, Hydra, Kerberos, Styx and Charon
• No, only Charon is Pluto’s moon
• ## Charon and Pluto are set into a tidal locking position to each other

• No, of course not, Charon orbits Pluto in an equal cycles setting and rising
• No, this is completely incorrect
• Yes, Charon never set or rises on Pluto’s sky
• ## Pluto and Charon orbit a barycenter

• Yes, they don’t orbit each other but a common center of gravity
• They don’t orbit each other, Charon orbits Pluto
• No, they orbit each other
• ## Charon is covered in frozen water

• No, Charon has no frozen substance on surface at all which is covered with open chasms
• Yes, it is covered in regular water based ice
• No, it is covered in frozen nitrogen, methane, and carbon dioxide just like Pluto.
• ## Charon has ice geysers and ice volcanoes

• Yes, it has an ice based geology
• No, this is not possible
• No, it has a methane based geology
• ## Charon and Pluto are face-close at 12 200 thousand miles of distance

• No, nothing can orbit that close to each other
• Yes, they are extremely close and both have gravity
• Yes, they are extremely close due to Pluto’s low gravity
• ## Charon is a little bit over a half the size of Pluto

• Yes, this is correct meassure
• No, this is incorrect, Charon is bigger
• No, Pluto and Charon are the same size

9 points