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

Across the region on Tuesday night, bright lights could be seen in the sky, and it was a rocket launch out of Florida.

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

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

The first two Vulcan test flights last year used a configuration of the rocket with two strap-on boosters to add an extra ...

The Vulcan, the United Launch Alliance's newer rocket, got off the ground from Florida on its first national security mission ...

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

The United Launch Alliance launched a Vulcan rocket Tuesday night from Florida as part of the first U.S. Space ...

What time is liftoff? ULA's Vulcan may be visible beyond Cape Canaveral, Florida, pending weather. See which cities made ...

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

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