NASA SLS Hot Fire Test Failure Blamed on Hydraulic System

Last weekend, the final and most important test for the Space Launch System rocket that will support the Artemis program took place. It was supposed to be an eight-minute firing of all four RS-25 engines of the core stage, but the entire test lasted for just a little over a minute after the engines shut off on their own. The reasons behind the early abort, if we can call it that, are still under investigation, but