Vulcan Centaur will also take over for the Atlas ... originally for their New Glenn launch vehicle. New Glenn is also expected to debut in 2021, so the BE-4 could only fly prior to Vulcan ...

Currently, the Centaur III stage completes the launch ... There is a contrast between the first stage engine requirements for Vulcan and New Glenn. The New Glenn first stage will propulsively ...

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

New Glenn’s first stage is powered by seven of the company’s BE-4 engines, versions of which have already been flight proven on ULA’s new Vulcan Centaur rockets, which use two BE-4 engines.

It’s been nearly nine months since United Launch Alliance managed a successful debut of its new Vulcan Centaur rocket ... to ...