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

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

Add Yahoo as a preferred source to see more of our stories on Google. United Launch Alliance suffered yet another fiery burn-through on one of its solid rocket boosters during a national security ...

Welcome to Edition 8.31 of the Rocket Report! We have some late-breaking news this week with an update Thursday afternoon ...

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

The United Launch Alliance is planning for the Vulcan to become its workhorse rocket. It faces its biggest test yet in its next launch.

United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn ...