Aerojet Rocketdyne’s RL10 engine is continuing to beat out its younger competitors, winning another future role as the upper stage engine for the United Launch Alliance (ULA) Vulcan/Centaur rocket.

ULA CEO Tory Bruno spoke about the vision of ... the Centaur V (powered by an Aerojet Rocketdyne RL10 engine) would be able to serve as a long-endurance vehicle for counter-space missions.