STS-134 Endeavour Launch. NASA public domain image. Kennedy space center.

The press site at the NASA Kennedy Space Center is seen as the sun rises a few hours prior to the launch of the space shuttle Endeavour with the STS-134 crew, Monday, May 16, 2011, in Cape Canaveral, Fla. During the mission, Endeavour and the STS-134 crew will deliver the Alpha Magnetic Spectrometer (AMS) and spare parts including two S-band communications antennas, a high-pressure gas tank and additional spare parts for Dextre. Photo Credit: (NASA/Bill Ingalls)