The second of two Blue Origin BE-4 engines has arrived at United Launch Alliance’s (ULA) Decatur, Alabama, factory for installation on a Vulcan rocket.
The agency has a third contract with Axiom Space under a $140 million agreement reached in February 2020 to assemble an initial commercial ISS successor.
Frank Calvelli, the assistant secretary of the Air Force for Space Acquisition and Integration, spoke at Aviation Week’s A&D Programs conference on Nov. 7.