For quite some time, women at NASA only had scientific backgrounds.

Even though NASA tries to simulate launch, and we practice in simulators, it's not the same - it's not even close to the same.

So most astronauts getting ready to lift off are excited and very anxious and worried about that explosion - because if something goes wrong in the first seconds of launch, there's not very much you can do.

I was always very interested in science, and I knew that for me, science was a better long-term career than tennis.

For quite some time, women at NASA only had scientific backgrounds.

Ever been to Disneyland? That was definitely an E ticket!

The food isn't too bad. It's very different from the food that the astronauts ate in the very early days of the space program.