Pluto Facts
Pluto Facts You Might Not Know About
Pluto is smaller than the Earth's moon.
The color of Pluto is reddish-brown.
Pluto has an enormous moon for its size, Charon. It is more than half the size of Pluto.
The sun would look like a bright star from Pluto, since they are so far away from each other.
Pluto's thin atmosphere contains traces of methane, nitrogen and carbon dioxide.
Some astronomers believe that Pluto was once a moon of Neptune but it somehow escaped into its own orbit.
Pluto was discovered in 1930 by Clyde Tombaugh.
One reason Pluto has been declassified as a planet is because there are asteroids that have been detected in space that are larger than Pluto.
Technically, Pluto's name is now 134340 after being declassified as a planet.
Because of Pluto's irregular orbit, there are periods of times when it is closer to the sun than Neptune.
Aside from Charon, Pluto has 2 smaller moons that were found in 2005.
Planet Facts