Welcome to StarTalk.

Your place in the universe where science and pop culture collide.

StarTalk begins right now.

Welcome to StarTalk Radio.

I'm your host, Neil deGrasse Tyson.

For my day job, I'm an astrophysicist and director of New York City's Hayden Planetarium

right here in New York City, part of the American Museum of Natural History.

The show you're about to hear is a time capsule representing fan favorites from the fourth

season of StarTalk.

We start off with the number one pick.

Our live show at Town Hall and Times Square, featuring one of the first men to walk on

the moon, Buzz Aldrin.

So appearing in this show was the author of Man in the Moon, Andy Shaken, and comedians

Eugene Merman and John Oliver from The Daily Show.

Buzz, any of you guys thinking we're doing this to explore for science, for anything other

than flexing muscle?

Of course, yeah, we were doing it for that reason, but it was certainly a race.

We were told that I probably was more antagonistic than anybody else.

There were a couple of, you know, real cozy people, let's buddy buddy, but those were

our enemies, yeah.

Were you hoping you'd get to the moon and there'd be a rush on the you could punch there?

You're on the moon, you're collecting rocks, so there's a little bit of science that comes

...