Did you see it? A rocket launch from Tuesday night produced an incredible sight in the skies! Read more about what happened ...

As it turns out, the cause of the strange light was a spacecraft, but not one piloted by little green men. There were two rocket launches last night that could have caused the anomaly, one launched ...

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

It's proof that we don't have to choose between protecting the ocean and feeding our families–we can do both, together.” ...

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

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

In the near-term, ULA will switch back to launching its soon-to-retire Atlas V rocket, the Vulcan rocket's predecessor. The ...

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

The Pentagon has launched its first experimental navigation satellite in nearly five decades, aiming to test out a new ...

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

A mysterious glowing object spotted over New Jersey skies Tuesday night, Aug. 12, had locals buzzing — but it wasn’t a UFO.

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