NASA is backing a radically different way to reach space, one that swaps towering rockets for a ground-based launcher that whips payloads to orbital speeds before they ever see a drop of fuel. The ...

NASA is getting ready to launch the Artemis II rockets into space with four astronauts on board.

NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

Pittsburgh aerospace startup Astrobotic just landed $17.5 million in government contracts to advance reusable rockets. Using Small Business Innovation Research grants — two from NASA and one from ...

America's newest capsule for astronauts rocketed Saturday toward the International Space Station on a high-stakes test flight by SpaceX. The only passenger was a life-size test dummy, named Ripley ...

Don’t look now, but rocket science is the new, uh, rocket science. In addition to long-time players on the private spaceflight scene like Blue Origin, SpaceX, and Arianespace, the potential profits ...