NASA has been conducting a series of hot fire tests to certify RS-25 engines for use on the Space Launch System rockets that ...

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 ...

The four RS-25 engines from Aerojet Rocketdyne successfully propelled the Core Stage, Interim Cryogenic Propulsion System, and Orion/Service Module stack into its initial Earth orbit during the ...

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 ...

NASA continued a critical test series for future flights of NASA's SLS (Space Launch System) rocket in support of the Artemis campaign on Jan. 17 with a full-duration hot fire of the RS-25 engine ...

Jon Carabello has spent his entire career at TURBOCAM, which produces 10 core stage main engine turbomachinery components for ...

The propellant powers the four RS-25 engines and must stay extremely cold to remain liquid.