As it turns out, the cause of the strange light was a spacecraft, but not one piloted by little green men. There were two ...

Did you see it? A rocket launch from Tuesday night produced an incredible sight in the skies! Read more about what happened ...

At approximately 9 p.m. Tuesday night, residents of several East Coast states looked up and saw a swirling, glowing light ...

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

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'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 ...