So Mr. Regan was born in 1980 (I know - he's Old). Anyway, for 19 years of his life Mr. Regan was living a lie since Pluto was closer than Neptune even though his teachers taught him that Pluto was the 9th planet. – T / F 12. Everyone wants to know if Neptune and Pluto will eventually collide with each other. Explain at least two reasons such an event is highly unlikely.