SLS Test Fire: Igniting the Booster that Will Fuel Artemis Missions The FSB-2 booster fired for approximately two minutes during a test in Promontory, Utah, on July 21, 2022.Credit: Northrop Grumman Introduction | The July 21 static test of the Flight Support Booster-2 conducted by NASA and N... Thank you for visiting The Space Report! The Authoritative Guide to Global Space Activity, Packed with Over a Decade of Data, Resources, and Information. VIEW SUBSCRIPTION PLANS Username Password Remember Me Forgot Password