UK's Pulsar Fusion reveals Sunbird, a nuclear fusion rocket promising to cut Mars travel time in half. Could this be the ...

A secretive UK-based startup has just pulled back the curtain on a futuristic space propulsion project that sounds like ...

Unlike Apollo—which used a single spacecraft comprising a mothership and lunar lander—Artemis III will see Orion dock with ...

That achievement, SpaceX’s first complete booster recovery since the vehicle’s inception, underscores the cost-saving ...

NASA and SpaceX made another attempt on Friday to send a crew up to the International Space Station (ISS) and begin the ...

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

Suni Williams and Butch Wilmore went to space expecting to stay for eight days and ended up staying for eight months.

Robert Zubrin's Nuclear Salt Water Rocket (NSWR) design is a rocket that uses known physics and engineering . There are ...

All the excess carbon dioxide generated by people burning fossil fuels is shrinking the upper atmosphere, exacerbating the ...

Relativity Space has announced significant progress with its Terran R reusable launch vehicle. In a newly released video, the company says it is set to have the vehicle’s primary structure completed ...

The Sunbird nuclear fusion rocket concept has the potential to more than halve the time to travel to Mars and cut travel time ...