Episode 399: 341: The Rocket Engines Carrying Us to Space. The SLS RS-25 (aka The Space Shuttle Main Engine)

February 12th, 2018

There are few rockets more iconic than the RS-25, also known as the Space Shuttle main engine. Even though it’s been around in some form since the 1970s, it’s been improved and upgraded several times, making it the most efficient liquid fuel rocket engine going today. And now the RS-25 is going to see a new chapter in its history, working to carry NASA’s new Space Launch System back to deep space, beyond Earth orbit.



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