SLS Development Engine Test Fire #4 Ignites With Longest Duration Firing Yet

RS-25 development engine test fire at Stennis Space Center near Bay St. Louis, Miss. Yesterday’s test fire, the fourth in the first series of seven planned test fires, ran for 650 seconds, the longest SLS RS-25 test fire yet. Four RS-25 engines will power the core stage of NASA’s new rocket, the Space […]

Stennis Space Center Roars to Life With First NASA SLS Development Engine Test Fire

The first of eight tests for the SLS development engine, which will provide NASA engineers with critical data on the engine controller unit and inlet pressure conditions. Four RS-25 engines will power SLS on future missions, including to an asteroid and ultimately to Mars. Photo Credit: NASA

The new year has kicked off […]