Spaceflight covers topics related to human presence in outer space. Learn about weightlessness, astronauts and space tourism in this section.
How SpaceShipOne Works
It's launch time for the first privately funded space flight. In the course of battle for the X Prize, a group called Scaled Composites has built and tested SpaceShipOne, a sub-orbital spacecraft intended to carry tourists on the ride of their life. Learn all about the craft.