JSC2009-E-062601 (March 2009) --- Computer-generated artist?s rendering of the International Space Station as of March 28, 2009. Soyuz 18 (TMA-14) docks to the Zvezda Service Module?s aft port, bringing cosmonaut Gennady Padalka, Expedition 19/20 commander; NASA astronaut Michael Barratt, Expedition 19/20 flight engineer; and U.S. spaceflight participant Charles Simonyi. Soyuz 17 (TMA-13) remains linked to the Zarya nadir port and Progress 32 supply vehicle is docked to the Pirs Docking Compartment.