United Launch Alliance was hoping to ramp up its new Vulcan rocket launches this year, but won’t be launching any national ...

United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn through on one of its solid rocket boosters during a national security ...

The Brunswick-based startup is marketing its non‑toxic, bio‑derived fuel and a patent‑pending oxidizer system as an ...

A ULA Vulcan rocket launched a Space Force mission, but an unexpected light show from its boosters sparked questions. Here's ...

A United Launch Alliance Vulcan rocket carrying a suite of classified Space Force payloads suffered what appeared to be a burn through in the nozzle of a strap-on solid-fuel booster Thursday, but ...

A sustained rumble shook the Space Coast early Feb. 12 as a United Launch Alliance Vulcan rocket took to the sky above Cape Canaveral, but what many noticed was the unexpected light show coming from ...

The United Launch Alliance Vulcan rocket took off on the Space Coast from Launch Complex 41 at Cape Canaveral, but what many noticed were the sparks seen coming from the rocket. After an initial delay ...