High Quality Content by WIKIPEDIA articles! Soyuz 11 (Russian: Союз 11, Union 11) was the first manned mission to arrive at the world`s first space station, Salyut 1. The mission arrived at the space station on June 7, 1971 and departed on June 30, 1971. The mission ended in disaster when the crew capsule depressurized during preparations for re-entry, killing the three-man crew. This accident resulted in the only human deaths to occur in space (as opposed to high atmosphere). The crew members aboard Soyuz 11 were Vladislav Volkov, Georgi Dobrovolski and Viktor Patsayev.