I Had Both Male And Female Heroes.

It's No Secret That I've Been Reluctant To Use My Name For Things.

The Most Important Steps That I Followed Were Studying Math And Science In School. I Was Always Interested In Physics And Astronomy And Chemistry And I Continued To Study Those Subjects Through High School And College On Into Graduate School. That's What Prepared Me For Being An Astronaut; It Actually Gave Me The Qualifications To Be Selected To Be An Astronaut.

Different Astronauts Sleep In Different Ways.

After The Challenger Accident, Nasa Put In A Lot Of Time To Improve The Safety Of The Space Shuttle To Fix The Things That Had Gone Wrong.

Our Future Lies With Today's Kids And Tomorrow's Space Exploration.