I wanted to become an astronaut because I believe that the exploration of space by humans is extremely important. — Shannon Walker Copy Share Image
If we want to go to space with humans, that's for fun not for science. Human adventures in space are just sporting… — Freeman Dyson Copy Share Image
Getting to space for satellites is tough. Getting to space with humans aboard is even tougher. — Jim Cantrell Copy Share Image
To establish human settlements on the Moon, Mars, or in the free-space between, humans will have to again rapidly adapt. Like early… — Rick Tumlinson Copy Share Image
