Instead of planning the retirement of the Space Shuttle program, America should be preparing the shuttles for their next step in space: evolving, not shutting them down and laying off thousands of people.

The much-hyped Ares 1-X was much ado about nothing.

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

We feel that this stands as a symbol of the insatiable curiosity of all mankind to explore the unknown.

I think humans will reach Mars, and I would like to see it happen in my lifetime.

I think the people who experienced the Apollo missions came away from that experience wondering to themselves, 'When can we get a chance to experience spaceflight?' I've heard that many, many times: that people got into a new career field hoping that they would be able to experience spaceflight.

History gets reinterpreted as time goes on. Many times, the participants are lost in the retelling of the story.