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A star chart, a mechanical valve, a spherical space capsule with a parachute, and a dark human silhouette.

Can you master every dark detail in this intense Soyuz 11 mission trivia challenge?

Space Tragedies

Difficulty

Hard

Questions

20

Volts

3/q

Three cosmonauts. One malfunctioning valve. 168 miles above Earth, the crew of Soyuz 11 faced a silent killer in the vacuum of space. The mission was a success until it was a tragedy. Think you know the pressure they faced? Step into the airlock and prove it.

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