STS-134 (ISS assembly flight ULF6) je ekeji si opin iranlose eto Alobo Ofurufu ti NASA. Iranlose yi ni ifoloke opin fun Ọkọ̀-àlọbọ̀ Òfurufú Endeavour. Endeavour space shuttle launch faces more delay Launch slips to NET May 8 STS-134 launch windows Moskowitz, Clara. "NASA Delays Last Launch of Shuttle Endeavour Due to Malfunction". Space.com. Retrieved 19 April 2011.  "Space Shuttle Launch and Landing". NASA. Retrieved 16 May 2011.  "STS-134 Press Kit" (PDF). NASA. Retrieved 16 May 2011.  NASA (24 September 2009). "Consolidated Launch Manifest". NASA. Retrieved 15 October 2009.  Robert Z. Pearlman (26 April 2010). "NASA shuffles shuttle schedule: Endeavour to fly after Discovery for final planned flight". collectSPACE.com. Retrieved 26 April 2010.