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 ...

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 ...

“We thought maybe it could’ve been something over Barnes, but we did not hear anything,” said Debbi Sanchez, a resident in ...

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.

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

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

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 seven hours after liftoff, the service ...

United Launch Alliance's Vulcan rocket launches its first national security mission, and Europe's Ariane 6 takes off on just its third mission ever. Bloomberg's Loren Grush discusses the implications ...

ULA Vulcan Launch completes its first National Security Space Launch mission, taking the reins from the Delta IV Heavy for ...