Stock Photo - Backdropped by a blue and white Earth, the International Space Station is seen from Space Shuttle Endeavour as the two spacecraft begin their relative separation. Earlier the STS-127 and Expedition 20 crews concluded 11 days of cooperative work onboard the shuttle and station. Undocking of the two spacecraft occurred at 12:26 p.m. (CDT) on July 28, 2009.

Stock Photo: Backdropped by a blue and white Earth, the International Space Station is seen from Space Shuttle Endeavour as the two spacecraft begin their relative.