The engine was installed on the Fred Haise Test Stand and will help power the Space Launch System (SLS) rocket on future ...

On July 25, NASA tested one of its RS-25 engines. The RS-25 engine isn't just any engine — it's a rocket engine that will launch the most powerful rocket in history — the Space Launch System ...

NASA put a developmental model of the RS-25 engine for its heavy-lift Space Launch System rocket through a hot-fire test today at Stennis Space Center in Mississippi, with… Read More Relativity, a ...

Restart of RS-25 rocket engine production is ramping up at prime contractor Aerojet Rocketdyne’s Canoga Park facility in the Los Angeles area. Components for the next test series that will help ...

RS-25 engine installation field engineer with Aerojet Rocketdyne, said in a recent interview. “It’s incredibly exciting to see this rocket progress and now you’ve got all four engines on ...