Aerojet Rocketdyne performed a full duration 500 second hot fire test of a new RS-25 Engine at the NASA's John C. Stennis Space Center, the eighth in a series of twelve tests to certify the engine for future NASA Artemis missions. | NASASpaceflight.com

Aerojet Rocketdyne performed another full duration 500 second hot fire test of a new RS-25 Engine at the NASA's John C. Stennis Space Center , the ninth in a series of twelve tests to certify the engine serial number 10001 for future NASA Artemis missions, from Artemis V. | NASASpaceflight.com