NASA is gearing up for what will be a jammed packed STS-133, along with the possibility of a Soyuz fly-around during Discovery’s docked mission still under consideration. To this end, NASA has created a plan to protect Discovery OBSS (Orbiter Boom Sensor System) sensor packages during the proposed maneuver. The vehicle’s Wing Leading Edge Impact Detection System (WLEIDS) and associated procedures have also been thoroughly reviewed.
