The Expedition 23 crew photographed this view of the aft portion of space shuttle Discovery, including the three main engines, during a survey of the approaching vehicle prior to docking with the International Space Station.
The Expedition 23 crew photographed this view of the aft portion of space shuttle Discovery, including the three main engines, during a survey of the approaching vehicle prior to docking with the International Space Station. As part of the survey and part of every mission’s activities, the STS-131 Discovery crew performed a back flip as part of the rendezvous pitch maneuver. The image was photographed with a digital still camera, using a 400mm lens at a distance of about 600 feet, or 180 meters.Image Credit: NASA