PIX4602381 The International Space Station (ISS) 03/2009 - The International Space Station (ISS) 03/2009 - View of the International Space Station after the start of the Space Shuttle Discovery (STS - 119) on 25 March 2009. Backdropped by the blackness of space and Earth?'s horizon, the International Space Station is seen from Space Shuttle Discovery as the two spacecraft begin their relative separation. Earlier the STS - 119 and Expedition 18 crews concluded 9 days, 20 hours and 10 minutes of cooperative work onboard the shuttle and station. Undocking of the two spacecraft occurred at 2:53 p.m. (CDT) on March 25, 2009 by .; (add.info.: The International Space Station (ISS) 03/2009 - The International Space Station (ISS) 03/2009 - View of the International Space Station after the start of the Space Shuttle Discovery (STS - 119) on 25 March 2009. Backdropped by the blackness of space and Earth?'s horizon, the International Space Station is seen from Space Shuttle Discovery as the two spacecraft begin their relative separation. Earlier the STS - 119 and Expedition 18 crews concluded 9 days, 20 hours and 10 minutes of cooperative work onboard the shuttle and station. Undocking of the two spacecraft occurred at 2:53 p.m. (CDT) on March 25, 2009); Photo ?? NASA/Novapix; .