Computer-generated artist?s rendering of the International Space Station as of April 19, 2012. Progress 46 undocks from the Pirs Docking Compartment. European Space Agency?s Automated Transfer Vehicle-3 (ATV-3) ?Edoardo Amaldi? is docked to the Zvezda Service Module. Soyuz 29 (TMA-03M) is attached to the Rassvet Mini-Research Module 1 (MRM1) and Soyuz 28 (TMA-22) is linked to the Poisk Mini-Research Module 2 (MRM2). Photo credit: NASA