The Pegasus barge is docked in the turn basin in the Launch Complex 39 Area at NASA's Kennedy Space Center in Florida. Inside is the external fuel tank, ET- 132, designated for space shuttle Discovery on the STS-128 mission. The tank will be offloaded and transported to a high bay in the Vehicle Assembly Building for checkout. On the STS-128 mission, Discovery will carry science and storage racks to the International Space Station. Launch of Discovery is targeted for Aug. 6. Photo credit: NASA/Troy Cryder