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 ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

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

“Most rocket engines don’t come back,” said ... As post-flight data reviews continue on the first set of SLS RS-25 engines, preparations to install the four RS-25s onto the Core Stage ...

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 completed a full-duration, 500-second hot fire of an RS-25 certification engine Jan. 17, continuing a critical test series to support future SLS (Space Launch System) missions to the moon and ...

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

The two massive propellant tanks for the rocket collectively hold more than 733,000 gallons of super-chilled propellant. The propellant powers the four RS-25 engines and must stay extremely cold ...