A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.

A United Launch Alliance Vulcan rocket is gearing up to carry a classified national security payload into space Tuesday night ...

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

The launch of a United Launch Alliance Vulcan rocket carrying the U.S. Space Force (USSF)-106 mission for the United States ...

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

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

Did you see it? A rocket launch from Tuesday night produced an incredible sight in the skies! WGAL News 8's Meteorologist ...

Visible across the Northeast, the bright, pill-shaped light was the exhaust plume from the United Launch Alliance's Vulcan ...