The engines were built by L3Harris and sent for integration with the SLS rocket's core stage.
The first of four RS-25 engines that will power NASA’s Artemis III mission has arrived inside the Vehicle Assembly Building at Kennedy Space Center in Florida, the agency announced Thursday.
NASA has been conducting a series of hot fire tests to certify RS-25 engines for use on the Space Launch System rockets that will launch Artemis missions to the moon. The penultimate test in the ...