Space shuttle Discovery roars off Launch Pad 39A on the STS-119 mission atop twin towers of fire that light up the sky after sunset at NASA's Kennedy Space Center in Florida. Liftoff was on time March 15, 2009 at 7:43 p.m. EDT. The STS-119 mission is the 28th to the International Space Station and the 125th space shuttle flight. Discovery will deliver the final pair of power-generating solar array wings and the S6 truss segment. Image credit: Photo courtesy of Scott Andrews March 15, 2009
