The way I see us getting cheap access to space in the next 50 or so years, is through a Space Tether, more commonly known as the Space Elevator.
spectrum.ieee.org...
[edit on 16-6-2006 by sardion2000]
Originally posted by The_Doctor
I have heard many scientists say on occasion that with a hundred years we will be travelling to distant stars. I can only guess that hyperdrive will soon become reality as the math works for it and theoretically we can accomplish this within our life time.