On May 16, 2011 at 12:56 UTC the American Space Shuttle " Endeavour” (STS-134) was launched from Kennedy Space Center (LC39A), Florida, USA.
The crew consists of 5 American and an Italian astronauts: Mark Kelly, Gregory Johnson, Andrew Feustel, Edward Michael Fincke, Gregory Chamitoff, Roberto Vittori (Italy).
During Endeavour's final 14 days in space it will deliver the Alpha Magnetic Spectrometer (AMS) and spare parts including two S-band communications antennas and a high-pressure gas tank to the International Space Station (ISS.) The Endeavour will be the second to last NASA shuttle rocket to retire. The Atlantis is due to perform its final mission in July.