We are involved in technology development for, you know, missions that we hope to plan that would take us to an asteroid and eventually to Mars.

Don't be afraid to reach for the stars

I feel very privileged. But what I really hope for young people is that they find a career they’re passionate about, something that’s challenging and worthwhile.

I'll tell you, being involved in human space flight, it is an emotional endeavor. I think it brings in the highest highs and the lowest lows.

Well, with so many space shuttle missions that we've done, I think it's just sort of natural that each one hasn't necessarily gotten the attention that the early ones did.

A hallmark of the Latino community is to help one another, if students are interested in a way to give back and help their communities, becoming a teacher is probably one of the very best ways of doing that.

Astronauts are very professional and when they're preparing for launch, they prepare for it as the most serious endeavor of our lives.