NASA Conducts First in Series of Ground-Test Firings to Certify Upgraded RS-25 Engine Written 19 October 2023

NASA conducts a hot fire test March 18, 2021, of the core stage for the agency’s SLS rocket on the B-2 Test Stand at Stennis Space Center. | Credit: Danny Nowlin; NASA

Aviation Week reports that “NASA has conducted the first in a planned series of 12 ground-test firings to certify the upgraded Aerojet Rocketdyne RS-25 engine for the core stage of the Space Launch System (SLS) rocket.”
Full Story (Aviation Week – Subscription publication)