Branson and his friends, family and colleagues discuss his life in a four-part docuseries directed by Chris Smith.
With one day left in her tenure, McCain saw eye to eye with frequent foe Joy Behar on the "billionaire phallic-off of going into space."
Hart has some pretty good reasons not to hop on a space shuttle.
In the billionaire space race, the writers of The Simpsons have come out on top.
Unlike Branson and Bezos, whose time in zero gravity was just a few minutes, Richard Garriott spent 12 days in space.