Why SpaceX, Rocket Lab, Arianespace made Fast Company's list of the most innovative companies doing work in space.

WASHINGTON - NASA astronauts Butch Wilmore and Suni Williams departed the International Space Station early on Tuesday ...

The Blue Ghost spacecraft, named for a species of firefly, took eclipse chasing to new heights. Not only did it see the Earth block the Sun from an unexplored location on the Moon, but the lander fell ...

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 ...

Ingenuity proved beyond a shadow of a doubt that a helicopter can operate on another planet. Over 72 flights, the little ...

Varda Space's capsule will reenter Earth's atmosphere at hypersonic speeds, during which it will test a specialized payload.