Billionaire businessman Jared Isaacman has a big vision for the future of humanity. He set off on his first mission to space ...

On 2:03 a.m. Thursday morning, the new space race began in earnest. This time it’s not USA vs the Soviets, but a home-grown billionaire vs billionaire face-off. Jeff Bezos, the second richest ...

The Explorers Club has been made up of some of the most adventurous and notable figures in history, from Teddy Roosevelt to astronauts to James Cameron.

Interplanetary space travel and the vanities of tech billionaires like Elon Musk are the subject of acclaimed South Korean ...

Tesla CEO and Amazon founder vie for dominance of satellite launch market and could influence Nasa plans to return to Moon ...

NPR's Geoff Brumfiel has been following this billionaire space race, and he's with us now to tell us more about it. Good morning, Geoff. GEOFF BRUMFIEL, BYLINE: Good morning. MARTIN: So Bezos and ...

Here's a list of the top ten richest people in the world, nine of which are American billionaires. See Elon Musk's net worth.

They also aren't the only "massively rich billionaires" in the space race: don't forget Richard Branson's Virgin Galactic. The skies "could be getting crowded".