Soyuz TMA-6 was a Russian Soyuz TMA spacecraft flown to the International Space Station in 2005. It launched Sergei Krikalev, John Phillips, and Roberto Vittori from Baikonur on April 15, 2005, docked with the ISS on April 17, and remained as the Expedition 11 return spacecraft. Vittori returned earlier on Soyuz TMA-5, while Soyuz TMA-6 landed on October 11, 2005 with Krikalev, Phillips, and spaceflight participant Gregory Olsen.