The space shuttle Discovery climbs to Launch Pad 39A on Sept. 30, 2007 at NASA's Kennedy Space Center in Cape Canaveral, Florida. Discovery arrived at its seaside launch pad around noon and was hard down at 1:15 p.m. First motion out of the Vehicle Assembly Building was at 6:47 a.m. EDT as NASA prepares for the Oct. 23 launch of its STS-120 mission. Credit: NASA/EPA/Justin Dernier
