Space turism. If you've ever dreamed of going to space and doing what only a few hundred people have done, then read on.

Make your reservations now. The space tourism industry is officially open for business, and tickets are going for a mere $20 million for a one-week stay in space. Despite reluctance from NASA, Russia made American businessman Dennis Tito the world's first space tourist. Tito flew into space aboard a Russian Soyuz rocket that arrived at the International Space Station on April 30, 2001. The second space tourist, South African businessman Mark Shuttleworth, took off aboard the Russian Soyuz …

…and ShareSpace Foundation chairman Buzz Aldrin, have proposed a space-trip lottery system to give everyone a chance to go. Since the beginning of the space race, the general public has said, "Isn't that great -- when do I get to go?" Well, our chance might be closer than ever. Within the next 20 years, space planes could be taking off for the Moon at the same frequency as airplanes flying between New York and Los Angeles.