Interstellar flight is so daunting because of the vast distances separating stars. The extrasolar system closest to us, for example, is the three-star Alpha Centauri, which lies about 4.3 light-years ...

Amazon founder Jeff Bezos wants to have millions of people living and working in space — that’s why he founded… Read More NASA says its Voyager 2 probe has become the second human-made object to fly ...

Steve Summerford is a landscape architect, urban planner and a concept illustrator working with Icarus Interstellar on Project Hyperion, a study of manned interstellar flight and colonization of other ...

Solar-sailing 'bubblecraft' could get to Proxima Centauri in 185 years, a study suggests. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Add Yahoo as a preferred source to see more of our stories on Google. A large silver rocket flies through a golden morning sky. SpaceX's Starship megarocket could eventually live up to its bold name. ...

It's still unclear if a bold interstellar-flight project announced three years ago can actually work. Breakthrough Starshot, a $100 million effort that was unveiled in April 2016, aims to accelerate ...

Alpha Centauri sits more than four light-years away, close enough to fascinate generations of dreamers and far enough to make today’s rockets look painfully limited. At current speeds, a trip there ...

NASA has funded eight advanced-technology concepts that agency officials believe could help transform space science and exploration. The high-risk, high-reward ideas — which received grants under ...

Interstellar space travel. Fantasy of every five-year-old kid within us. Staple of science fiction serials. Boldly going where nobody has gone before in a really fantastic way. As we grow ever more ...