Delta IV Heavy, we're ready for your fiery − and final − show. The last launch ever for United Launch Alliance's powerful rocket is one you won't want to miss. The Delta IV Heavy rocket will ...

United Launch Alliance on Wednesday had its new Vulcan rocket certified by the Space Force so it can begin flying national ...

The certification process, which began in 2016, was no easy feat. Vulcan had to clear 52 criteria, 18 critical subsystem ...

Tory Bruno provided an update on the investigation into the Vulcan mishap and discussed when to expect next ULA launch.

Vulcan flew twice in 2024 but the second mission had a rough ride to space. Those problems are the primary culprit behind ...

The Vulcan rocket is slated to replace both the Atlas V and the now retired Delta IV. While multiple Atlas V flights remain, the Delta IV flew its last flight in April 2024. "We have continued to ...