All three died on the Soyuz 11 mission of Jun 1971. While Soyuz 11 ended in sadness, the vast majority of the mission progressed gloriously. Dobrovolsky, Volkov, and Patsayev lived aboard Russia's ...

On June 30, 1971, humankind was forced to grapple with the first — and so far only — deaths to occur in space. From the outset, Soyuz 11 was an unhappy assignment. After Neil Armstrong’s ...

Soyuz 11 consisted of three modules ... According to their reports from the landing site, death was the result of asphyxiation." An autopsy report conducted afterward made a "harrowing impression ...

Like all accidents, the legacy of Soyuz 11 is that it made spaceflight safer. There were mission rule changes in the wake of the cosmonauts deaths. The valves were revisited to be made more stable and ...

As a direct result of the decompression deaths of the Soyuz 11 crew, the USSR quickly made the shift to requiring all cosmonauts to wear pressurized space suits during reentry — a practice that ...

Cosmonaut Vladimir Komarov died on impact. What happened: Soyuz 11 launched on June 6, 1971, and docked with the space station Salyut 1 for a three-week stay. While the actual station mission was ...

Russian space officials denied a newspaper report the three-person crew returning from the international space station came close to death during Saturday's re-entry. The Soyuz-TMA capsule with ...

But a few missteps on the ship and by the Soviet space program led to the tragic deaths of the cosmonauts. Michael Smith, a Cold War historian at Purdue University who studied the Soviet space program ...