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

A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.

It took nearly a decade, billions in investment, and a geopolitical rupture to get here, but on Tuesday night the United States finally severed its last operational tie to Russian-made rocket engines ...

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak ...