Initial launches of the SLS Block 1B configuration using EUS fly Orion and crew as their primary payload; EUS provides the ability to fly a “co-manifested” secondary payload in trunk space ...

Exploration Upper Stage weld development continues NASA and Boeing continue to work on the development of the first SLS upgrade, called Block 1B. The Block 1 vehicle, using a modified Delta 4 ...

NASA spent the last two weeks hoisting a 103-ton component onto a simulator and installing it to help prepare for the next ...