Feb. 27, 2013 — -- In 2001 the millionaire Dennis Tito became the first paying space tourist -- he bought a flight to the International Space Station from the Russian space agency. Now he's ...

This article is from the archive of our partner . Humans are 1.37 years away from traveling to Mars. No, we're not going to land on the Red Planet in 2014 — rather, that's the amount of time needed to ...