RS-25 Engine Test

The video below shows a Aerojet Rocketdyne RS-25 rocket engine was tested on the A-1 Test Stand at the John C. Stennis Space Center in Mississippi, on 8 February 2022. NASA’s Space Launch System (SLS) will be powered by four RS-25 engines firing simultaneously. Towards the end of my career at Aerojet, I watched as Read More …