And there is already a small measure of space tourism.

He's into rockets these days, looking to build a future in space tourism.

Space tourism will be a reality within the next 20 years - or sooner.

Space tourism is fine, if fully paid for by those participating.

Thanks to him, you British are going to corner the market in space tourism, and that's a prize worth having.

See how space tourism will work in this video from Reuters.

This definition does not exclude certain activities, such as space tourism.

A 2010 report into space tourism anticipated that it could become a billion dollar market by 2030.

Underneath a purple sky: Looks at the future of space tourism.

The rocketplane will be used for space tourism and scientific research.