On Monday, in one of his first official tasks, NASA Acting Administrator Sean Duffy signed a new "directive" on commercial ...

Barry “Butch” Wilmore has flown on the space shuttle, a Russian Soyuz, Boeing’s Starliner and a SpaceX Crew Dragon. After 25 ...

The long-awaited debut of Sierra Space’s dream chaser spaceplane, named tenacity, is once again facing delays. Despite its ...