A British propulsion company is aiming to harness nuclear fusion and drastically cut travel times to far off places in space.

Could a reactionless, gravity-defying propulsion system actually work? A former NASA engineer says yes, but scientists are ...

British startup Pulsar Fusion has unveiled Sunbird, a space rocket concept designed to meet spacecraft in orbit, attach to ...

GB: Size, Speed, and Distance. This airplane-sized space rock belongs to the category of near-Earth objects (NEOs), which are ...