Soyuz TMA-7 was a transport mission for portions of the International Space Station (ISS) Expedition 12 crew launched October 1, 2005. The flight delivered ISS Commander William McArthur and ISS Flight Engineer Valery Tokarev to the station to replace Expedition 11 crew members. Spaceflight Participant Gregory Olsen joined the TMA-7 crew for the ascent and docking with the ISS, spent approximately eight days aboard conducting experiments, then returned to Earth with the outgoing members of Expedition 11 aboard Soyuz TMA-6. McArthur and Tokarev were joined on their return trip to Earth by Flight Engineer Marcos Pontes who launched aboard Soyuz TMA-8 and spent approximately seven days aboard the ISS conducting experiments for the Brazilian Space Agency.
Signed by Crew members
Commander Russia - Valery Tokarev
Flight Engineer United States - William McArthur
Spaceflight Participant United States - Gregory Olsen