S116-E-05364 (11 Dec. 2006) --- As seen through windows on the aft flight deck of Space Shuttle Discovery, the payload bay is featured in this image photographed by a STS-116 crewmember during flight day three activities. Pictured in the payload bay is the shuttle's docking mechanism (foreground), Spacehab module (partially obscured), the Canadian-built Remote Manipulator System (RMS) robotic arm (right), and the Remote Manipulator System/Orbiter Boom Sensor System (left, in stowed position).