Pennsylvania residents witness a stunning celestial event: swirling lights in the sky. Discover what caused this mesmerizing ...

BURLINGTON, Vt. (WCAX) - Many viewers wrote in to WCAX News wondering about a mysterious light they spotted in the sky Tuesday night. Some sent pictures and videos. Our viewer Jessica said she was ...

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 ...

As it turns out, the cause of the strange light was a spacecraft, but not one piloted by little green men. There were two rocket launches last night that could have caused the anomaly, one launched ...

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

United Launch Alliance's Vulcan Centaur lifted off for the third time ever in an experimental launch to put navigation ...

The Pentagon has launched its first experimental navigation satellite in nearly five decades, aiming to test out a new ...

The light people were seeing was from the Vulcan rocket launched by the United Launch Alliance. It took off from Cape ...

Several residents in the Lehigh Valley and throughout Pennsylvania on Tuesday night reported seeing a “spinning light” object ...