Technically Pluto is also in the Kuiper Belt. So scientists are scrambling to find "another" KBO for New Horizons probe to visit. Pluto has a fascinating histo

Technically Pluto is also in the Kuiper Belt. So scientists are scrambling to find "another" KBO for New Horizons probe to visit. Pluto has a fascinating history - from being unknown to being deemed a planet to being demoted to a "dwarf planet". What else is waiting for us out there...