An international committee of astronomers agreed Pluto wasn't really a planet in 2006. It was reclassified as a 'dwarf planet' instead. Show more
Discover 11,128,835 listings and 279,418 playable programmes from the BBC
An international committee of astronomers agreed Pluto wasn't really a planet in 2006. It was reclassified as a 'dwarf planet' instead. Show more