The Space Force would not confirm a target launch date for the mission, but its fiscal 2025 budget set late 2025 or 2026 as ...

Those tiny colorful dinosaur toys that grow bigger underwater might hold the key to protecting astronauts as they journey through space.

William Ray Lucas, who led the NASA facility that shouldered much of the blame for the 1986 explosion of the space shuttle Challenger, has died. Lucas was 102.

Sierra Space’s Dream Chaser spacecraft has taken a significant step toward operational missions. The uncrewed spaceplane ...