>> it revolves around the same sun but it also crosses the orbit of neptune for 20 years. no other planet does that. that's embarrassing. if you're a planet you should not be crossing other people's orbits. >> oh tom. nbc's tom costello covers nasa and joins me now. that was a great interview lester had with that gentleman. i was part of a facebook group when i was in college that said i remember back when pluto was a planet, that's how old i am. but now it's gotten this iconic status after this nasa mission. what have we learned? pluto is all the rage. >> you've got donald trump and al capone's vault and you've got jeb and hillary. are you ready to have your mind blown? >> let's do it. >> because that's what we're in for here. think about these numbers. you just rattled them off so casually. nine-year, 3 billion miles this thing has traveled all the way to the outer stretches of the