We?re hoping to be able to do it again. We already decided some things we want to do on the next one if we get a chance.

It's amazing to see how many thousands of people have gotten interested. It's really spurred the public interest in space.

It's been a huge challenge. But that's the beauty of it. If it had been easy to hear, it wouldn't have been much fun!

Something just didn't go quite right.

Infrastructure investment can boost economic growth and employment, and, in fact, it is fiscally neutral.

We put out press releases to tell people what had happened to me and that I had a large weight gain but a lot of people still didn't know. The ones that didn't know were floored. That was a real humbling experience for me.