I Don't Have Any Nicknames.

I Haven't Written My Memoirs Or Let The Television Movie Be Made About My Life.

Studying Whether There's Life On Mars Or Studying How The Universe Began, There's Something Magical About Pushing Back The Frontiers Of Knowledge. That's Something That Is Almost Part Of Being Human, And I'm Certain That Will Continue.

I Didn't Really Decide That I Wanted To Be An Astronaut For Sure Until The End Of College.

The View Of Earth Is Spectacular.

Different Astronauts Sleep In Different Ways.