pluto

Pluto is a small rocky planet that is at the very edge of the solar system. The planet is so far out it takes light from the sun about 5 and one half hours to reach Pluto in contrast to the 8 minutes it takes to reach Earth. Pluto is so cold that nitrogen and oxygen become frozen solid.Pluto has a moon its about half the size of the planet.The smaller circle is Pluto's moon. Pluto is a dwarf planet. the moon is called Charon.