Virgin Galactic just pushed its flagship aircraft higher and faster than ever before. Here's a look at the SpaceShipTwo in action.
The CEO of SpaceX and Tesla wants to speed up the development of 800-mph tube transport. He's willing to pay for testing -- most likely in Texas -- to make it happen.
A tiny roundworm is being studied in space in a bid to observe precisely what happens to muscle mass under zero-G conditions.
The private space-exploration company successfully sends a cargo capsule off to the International Space Station, but its "reusable" rocket crashes into its floating landing pad in the Atlantic Ocean.
The year gone by brought us more robots, worries about artificial intelligence, and difficult lessons on space travel. The big question: where's it all taking us?
Discover everything you need to know about the private sector's race to space in just a few minutes with one colorful and informative infographic.
NASA's new countdown clock for space missions is a lot like a football stadium display and way more advanced than the old analog one it's replacing.
The ESA has put a levitating furnace on the International Space Station. Getting it to work right required a bit of shaving cream.
The Tesla and SpaceX CEO is reportedly eyeing a new billion-dollar space venture with a former Google executive to launch a fleet of tiny satellites.
Early reports suggested an engine explosion led to the crash of the experimental space plane, killing one pilot.