There should be an international lunar base. That is certainly doable..

I think it's inevitable that there will be Earthlings establishing a presence on Mars. And I would say that it would certainly take place by 2050 or ….

They didn’t tell me I was going into space until after they locked the shuttle doors and started counting down..

Russia perhaps is still entertaining the possibility that the moons of Mars might have access to ice or water..

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

Having walked on the Moon, I know something about what we need to explore, really explore, in space..

I have no intention of selling any more of the historical Apollo 11 items in my possession for the remainder of my life. I intend to pass a portion o….

It's been one of the greatest challenges that ever came along in my life; it was one of the more difficult things to do..

A space program that truly goes somewhere! With his deeds, not only words, President Obama has revitalized our struggling space program..

I really hate to be put in the position of trying to justify something, a decision that was made. I'm a military guy: when a decision is made, I go a….

I suggest that going to Mars means permanence on the planet - a mission by which we are building up a confidence level to become a two-planet species..

Astronauts working for the government will always need to be either pilots or mission specialists. Those who want to be pilots should have military e….

It's not easy to get human beings into orbit. So far only three nations have been able to do that, with all the resources that they put together. And….

Ray Bradbury is one who is contributing to the understanding of the imagination and the curiosity of the human race..

I didn't start skiing until I was 50. My wife Lois taught me how to ski. I'm proficiently conservative..

When we get there, if we don't find any life on Mars, from that point on there will be life on Mars because we'll bring it there, whether it's germs ….

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

You can tell I'm not too bashful about some of my feelings..

Do we really need these big, gigantic, heavy rockets? What if we launch a rocket that's empty, and its sole purpose is to act as a source of fuel on ….

We're number one on the runway..

Retain the vision for space exploration. If we turn our backs on the vision again, we're going to have to live in a secondary position in human space….