ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

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

SpaceX launched a new batch of Starlink satellites from California and Florida to continue the growth of its broadband ...

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

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak and Vulcan rocket launch?

Vulcan launched the Space Force’s USSF-106 mission on Aug. 12 at 8:56 p.m. EDT from Cape Canaveral SFS, Florida, and spacecraft separation occurred approximately 7 hr. after liftoff, the service’s ...

Theories suggest the display came from either the European Space Agency's Ariane 6 rocket or the United Launch Alliance's ...

Upstate New York residents were perplexed by a glowing ethereal light that appeared in the sky on Tuesday night, according to ...

A classified US Space Force mission aboard United Launch Alliance’s Vulcan rocket ignited public curiosity after strange lights were spotted across the eastern and midwestern United States. The ...

Stargazers on the lookout for meteors were treated to an extra nighttime spectacular on Tuesday night as spirals appeared in the sky along the East Coast.