The way I see it, what is going to come out of the moon activities is a respect for U.S. leadership..

We need to begin thinking about building permanence on the Red Planet, not just have voyagers do some experiments, plant a flag and claim success. Ha….

If we go back to the moon, we're guaranteed second, maybe third place because while we are spending all that money, Russia has its eye on Mars. Landi….

My favourite thing to do on this planet is to scuba dive..

Certainly, I've never wanted to live on past achievements..

I don't go through life verbalizing what I feel..

I remember it was hard to believe that I was taking a step onto the lunar surface..

What are you going to do with astronauts who first reach the surface of Mars and then turn around and rocket back home-ward? What are they going to d….

What comes after the moon? I think you can guess: Mars..

There's a need for accepting responsibility - for a person's life and making choices that are not just ones for immediate short-term comfort. You nee….

If you want poets in space, you'll have to wait..

At 10,000 feet, the 3 parachutes would come out, a little lower the pressure of the atmosphere outside was greater than inside, and we could smell th….

To move forward, what's required is a unified space agenda based on exploration, science, development, commerce, and security..

My family has always supported my activities, whether it was doing combat in Korea, flying progressively and challenging fighter-jet aircraft in Euro….

We have the ability, at such high fidelity, to simulate the physical world through computers. But when the spiritual world or human behavior comes in….

Let's not spend resources that we don't need to be sending astronauts back to the moon. Let's not spend expensive resources on bringing people who ha….

Whenever I gaze up at the moon, I feel like I'm on a time machine. I am back to that precious pinpoint of time, standing on the foreboding - yet beau….

One of the major problems with long-term deep space human flight is the requirement for radiation shielding..

Weve got to go [back to the moon]. But we dont want to stay too long. ... The ultimate goal is Mars..

Trips to Mars, the Moon, even orbit, will require that we provide astrotourists with as many comforts from home as possible, including paying each ot….

There is very little doubt, in my mind, that what the next monumental achievement of humanity will be the first landing by an Earthling, a human bein….