Space is part of the great power competition between the U.S. and China, with both countries racing for dominance.

Cape Canaveral to see busy week of launches by SpaceX, ULA on Starlink, Space Force missions SpaceX's photogenic Falcon 9 rocket launch kicked off the new workweek during morning rush hour Monday, Aug ...

On Episode 173 of This Week In Space, Rod Pyle and and Tariq Malik look back at the week in space news. We look at the ...

“It was inexplicable,” said Nicholas McAlister, a fund-raiser at the University of Pennsylvania who witnessed it in the night ...

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak and Vulcan rocket launch?

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

Theories suggest the display came from either the European Space Agency's Ariane 6 rocket or the United Launch Alliance's ...

United Launch Alliance punched out its first Vulcan Centaur launch of the year Tuesday night, and its first ever for the ...

ULA Vulcan Launch completes its first National Security Space Launch mission, taking the reins from the Delta IV Heavy for ...

In the near term, ULA will switch back to launching its soon-to-retire Atlas V rocket, the Vulcan rocket's predecessor. The ...

The United Launch Alliance successfully launched a Vulcan Centaur rocket into orbit from Cape Canaveral Space Force Station ...