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

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 ...

Vulcan rocket lifted off from Cape Canaveral shortly before 9 p.m. on Tuesday for the U.S. Space Force USSF-106 mission in ...

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

A European rocket launched from French Guiana — not the American rocket launches the same night — was likely the source of ...

Even though the night of Aug. 12 was the peak of the Perseid meteor shower, the light that caught the most attention in West Virginia and across the East Coast wasn’t a fireball.

A mysterious light spotted in the night sky over the eastern United States sparked UFO speculation online, but was likely the ...

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

Many Pennsylvania residents looked up at the sky Tuesday in hopes of catching the Perseid meteor shower, but instead, saw something rather strange — a spiral-shaped light.