NASA or What?

“Making space for everyone” could be NASA’s motto. But as commercial spaceships get ready to blast off, that populist idea is being tested. Space cowboys in the private sector say they’re the ones who can provide unfettered access to space, for tourists and scientists alike. Meet a scientist who already has a ticket to ride on SpaceShip Two and discover what he hopes to learn about asteroids during his five minutes of weightlessness. Plus, NASA in motion: it’s back to the moon as th...