Release 15 will support Artemis 2 and future Block 1 missions and be followed by Release 16, which will run the evolved computer architecture for the Exploration Upper Stage and the SLS Block 1B ...

This is a high-stakes program. The first three Block 1 SLS systems will put US crews on the Moon for the first time in half a century and, if all goes well, enable creation of a base on our sole ...

and torqued the core stage intertank test article for SLS rocket's Block 1 configuration. Leidos, the prime contractor for the universal stage adapter, manufactured the full-scale prototype at its ...