A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

Here's how astronauts Butch Wilmore and Suni Williams physically managed to last 10 month at the International Space Station.

If we achieve advanced nuclear, antimatter propulsion or other advance propulsion it would be possible to achieve near ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions ...

Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

This isn't like some low-gravity version of "The Terminal," in which travelers are stuck in limbo due to some administrative ...

It's unclear when Starliner will fly again, and whether or not that mission will carry astronauts. More than six months after ...

The Startup Pulsar Fusion is proposing a 2 Megawatt nuclear fusion orbital components for 2027. Pulsar has now proceeded to ...

Boeing's troubled Starliner capsule that left two NASA astronauts on the International Space Station last year may need to fly a third uncrewed test flight before it carries astronauts again, agency ...