Which space enthusiast among us doesn't dream of peering at Earth from a spaceship gliding in outer space or of turning somersaults in microgravity? When are these dreams going to be realized? Or have they been already?
Bill Cooke, NASA scientist, is regularly shooting marbles into carefully arranged piles of soil. Why is NASA paying this man to do something most of us would do for free? It's all about our return to the moon.
NASA needs a vehicle capable of carrying crew and payloads to Earth orbit, the moon and Mars. Learn about the technologies of the new Crew Exploration Vehicle and find out how it will help us explore the moon and beyond.
Like many new technologies, light propulsion was originally conceived as a tool of war and national defense. But the "Star Wars" missile defense system may eventually send rockets, rather than missile-destroying lasers, into space.
Have you heard about the new astronauts in town? They're dexterous, sensitive and don't mind doing dull and repetitive tasks in space a whit. They're robots. And one of them is shacking up at the International Space Station right now.
A space shuttle launch is expensive -- about $10,000 per pound. The LiftPort Group is developing a new system that could cut the cost down to about $400 per pound. Find out how a space elevator might be your ticket into orbit.