J-2X Engine No. 10002 is test fired for the final time on the A-1 test stand at NASA’s Stennis Space Center. The 330-second test was the last in a series of gimbal, or pivot, tests on the engine. Following the removal of this engine, the test stand will be modified to begin RS-25 engine testing. J-2X testing has provided valuable data and experience for the team developing the RS-25 engine, which will power the core stage of NASA’s new Space Launch System.
[ Read the Article: NASA To Start Testing Space Launch System Engines ]