Question

pluto is n longer a planet reason out

Answer 1

because it is very small to be called a planner and some more characteristics which a planner has but Pluto doesn't have

Answer 2

Pluto is no longer a planet because it is a dwarf planet .it is a dwarf planet because while it is large enough to have become sperical it is not big enough to exert it orbital dominance and clear the neighborhood surrounding its Orbit .