JSC2009-E-088614 (May 2009) --- Computer-generated artist?s rendering of the International Space Station as of May 29, 2009. Soyuz 19 (TMA-15) docks to the Zarya nadir port, bringing the Expedition 20 crew and marking the start of the six-person crew aboard the ISS. Progress 33 supply vehicle remains linked to the Pirs Docking Compartment. Soyuz 18 (TMA-14) remains docked to the Zvezda Service Module?s aft port.