多目的補給モジュール
The final Space Shuttle mission, STS-135, began on 8 July with the launch of , carrying supplies for the ISS aboard the "Raffaello" Multi-Purpose Logistics Module (MPLM). After resupplying the space station, "Atlantis" returned to Earth, landing at Kennedy Space Center's Shuttle Landing Facility at 09:57 UTC on 21 July, and concluding thirty years of Space Shuttle operations. Two days before landing, "Atlantis" deployed PSSC-2, the last satellite to be launched from a Space Shuttle.