The huge Mobile Launcher (ML) for the Space Launch System (SLS) is gaining more of its array of appendages as it prepares to host the Exploration Mission -1 (EM-1) launch. Although this first SLS mission won’t involve astronauts, the Crew Access Arm (CAA) is making its journey on the back of a large transporter to the ML for installation.
ML Taking Shape:
The ML – designed by RS&H (base and structure), along with ASRC Aerospace Corporation (prop systems etc.) – consists of the main support structure that comprises the base, tower and facility ground support systems.
It was initially built for the Constellation Program (CxP) to host Ares I launches, with a launch specific to the “stick” design of the rocket.
However, the cancellation of the Constellation Program (CxP) resulted in the ML receiving its pink slip.
Parked up near the VAB, rumors of what would happen to the ML ranged from pulling the structure apart for scrap, through to a joke that was circulated throughout the KSC workforce claiming there was interest from Disney for turning it into a fun ride.
Ironically, Disney engineers had already worked with the KSC team on the roller coaster Emergency Egress System (EES) ...