Stock Photo - Astronaut Leroy Chiao, Expedition 10 commander and NASA ISS science officer, signs the inside of a Russian search and rescue helicopter as is tradition for returning cosmonauts. Chiao; cosmonaut Salizhan S. Sharipov (not pictured), flight engineer representing Russia's Federal Space Agency; and European Space Agency (ESA) astronaut Roberto Vittori (not pictured) of Italy brought their Soyuz TMA-5 capsule to a pre-dawn landing on April 25, 2005 (Kazakhstan time) northeast of the Kazakhstan town of Arkalyk to wrap up a six month mission aboard the International Space Station (ISS) for Chiao and Sharipov and a ten-day mission for Vittori. The Italian astronaut flew under a commercial contract between ESA and the Russian Federal Space Agency.