RS-25 engine delivery for Artemis III marks the end of shuttle-era hardware in NASA spaceflight propulsion: four engines that supported 36 shuttle missions will power the Space Launch System for a ...

SpaceX is preparing for another major test flight of Starship, the world’s heaviest rocket, just days after a previous launch attempt was called off at the last second.

NASA’s announcement Tuesday that it will “pause” work on a lunar space station and focus on building a surface base on the Moon was no big surprise to anyone paying attention to the Trump ...