Monday's liftoff marks the last flight, after 19 years, for space shuttle Endeavour, set to lift off at Cape Canaveral at 5:56 a.m. PST.
Endeavour's six-member crew had , but with a , the flight was delayed. Usually, residents of the Bay Area are invited to watch the live televised broadcast of the launch at NASA Ames' Exploration Center.
During Endeavours's 16-day mission, the astronauts will deliver to the International Space Station the Alpha Magnetic Spectrometer, a particle physics detector designed to search for unusual matter and spare parts, including two S-band communications antennas, a high-pressure gas tank and additional spare parts for the station's Dextre telemanipulator robot.
The STS-134 mission is Endeavour's final scheduled flight and the second-to-last flight for the space shuttle program.