A True Story About Planet Pluto: | Passport to Pluto and Beyond

Feel free to subscribe our Documentary HD Channel in HD ( ) A True Story About Planet Pluto Pluto (minor-planet designation 134340 Pluto) is the largest object in the Kuiper belt, and the tenth-most-massive body observed directly orbiting the Sun. It is the second-most-massive known dwarf planet, after Eris. Like other Kuiper-belt objects, Pluto is composed primarily of rock and ice and is relatively small, approximately one-sixth the mass of the Moon and o