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

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

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 ...

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 ...

Rocket Lab USA, Inc. (RKLB) has emerged as an industry forerunner in the launch and space systems market. In the launch segment, Rocket Lab has built a strong position through its small satellite ...

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

Instead, the twisting white swirl that sent social media alight was a fuel dump from a rocket launch, EarthSky authors said. The website that features stories about all things space and the night sky ...

A classified US Space Force mission aboard United Launch Alliance’s Vulcan rocket ignited public curiosity after strange ...