"A lot of you know that the Delta IV Heavy is, of course, the most metal of all rockets — setting itself on fire before it blasts into space": ULA CEO.

Both of the currently active ULA launch vehicles are beginning to phase out, to be replaced by Vulcan. Just five Delta IV Heavy launches remain on the manifest, all NRO launches procured under the ...

The certification process, which began in 2016, was no easy feat. Vulcan had to clear 52 criteria, 18 critical subsystem reviews, and 114 audits, along with two test launches. While its January 2024 ...