In Mars, we've been given a wonderful set of moons where we can send continuous numbers of people.

Unfortunately, kids are led to believe things are easier to achieve than they really are.

In space, you don't get that much noise. Noise doesn't propagate in a vacuum.

Fear and worry are emotions that cloud the mind from being able to think clearly, to remember what the procedures are to deal with that emergency.

I was lucky enough to have been born on this planet earth, in this admirable country of the United States of America.

The final frontier may be human relationships, one person to another.

The view from space is like having a globe on your desk -- it's a broadening experience.