SLS Green Run test-firing to verify Core Stage design, analysis before first launch – NASASpaceflight.com

The Green Run test campaign for NASA’s first Space Launch System (SLS) Core Stage will culminate in two critical tests that will demonstrate the real-world performance of the large, complicated vehicle. The last two of the eight test cases of the campaign at the Stennis Space Center in Mississippi will finally load the stage with cryogenic propellant for the first time and then fire its four RS-25 engines, running the stage propulsion systems through a full mission cycle.
At the center of the t…

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