Technicians at NASA Kennedy Space Center's Launch Pad 39A are preparing space shuttle Endeavour for its upcoming launch attempt on Monday, May 16. Teams have completed all retesting of the aft load control assembly-2 (ALCA-2) and will install the aft compartment flight doors on Thursday, said NASA.

The crew will spend the day at NASA's Johnson Space Center in Houston, in spacewalk procedure review meetings with their spacewalk flight control team. The six crew members are set to arrive at Kennedy's Shuttle Landing Facility at approximately 9 a.m. EDT.

Endeavour is scheduled to launch Monday, May 16 at 8:56 a.m. on a 16-day mission to the International Space Station.The crew members for space shuttle Endeavour's STS-134 mission are Commander Mark Kelly, Pilot Gregory H. Johnson and Mission Specialists Michael Fincke, Greg Chamitoff, Andrew Feustel and European Space Agency astronaut Roberto Vittori.

During the 16-day mission, Endeavour and its 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.

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