Mr. JONES: Oh, there's the human side of being an astronaut and that is when you're on top of the rocket and you've prepared for years to get there, you don't want anything to step into the way.

NPR: Former Astronaut on NASA Risk Assessment

It's an obsession shared by little boys the world over--like being a fireman or an astronaut--but most of them grow out of it.

FORBES: Wingman

SpaceX says it is just a few years away from being able to provide an astronaut "taxi" service.

BBC: SpaceX capsule returns with safe landing in Pacific

The company says it is just a few years away from being able to provide an astronaut "taxi" service.

BBC: SpaceX lifts off with ISS cargo

Prior to Dextre being on board the station, this task would have had to be performed by an astronaut on a space walk.

FORBES: Canadian Space Robot Makes Repairs on International Space Station