Plüton. Eskiden 9. gezegen olarak kabul edilirdi, ancak 2006 yılında “cüce gezegen” Sınıfında Plüton

Pluto (or Pluto as it is known internationally) is one of the most interesting celestial bodies in the Solar System. It was formerly considered the ninth planet, but was reclassified as a dwarf planet in 2006.