The first major piece of core stage hardware for NASA's Space Launch System rocket has been assembled and is ready to be joined with other hardware for Exploration Mission-1. The forward skirt will connect the upper part of the rocket to the core stage and house many of the flight computers, or avionics. More info as always at: nasa.gov/SLS Credit: NASA #nasa #spacelaunchsystem #sls #rocket #corestage #engineering #technology #hardware #avionics #deepspace #exploration #em1