Q:

How many astronauts have died in space?

A:

Quick Answer

Only three people have actually died in outer space, as of 2014. During the 1971 flight of the Soyuz 11, three Soviet cosmonauts died when a ventilation valve ruptured, asphyxiating the crew and exposing them to the vacuum of space.

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Full Answer

The disasters that destroyed the Challenger and the Columbia space shuttles both occurred inside the Earth's atmosphere. Challenger exploded 73 seconds after lift-off, while Columbia broke apart on re-entry. The 1967 fire that killed the three-man crew of Apollo 1 took place during a ground test of the command module.

The first in-flight fatality on a space mission occurred when the Soyuz 1 capsule crashed in 1967. The descent module, carrying cosmonaut Vladimir Komarov, crashed due to a parachute malfunction.

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    How do astronauts survive in space?

    A:

    The life support system installed in the space station helps astronauts live in space for extended periods of time. While in space, the life support system provides oxygen and filters out the carbon dioxide exhaled by the astronauts. In addition, astronauts go through rigorous training regimens to ensure that their bodies can handle the conditions.

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    How do astronauts drink in space?

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    Astronauts drink in space by using special equipment, such as internally pressurized bottles, collapsible pouches, drinking tubes and coffee cups designed to function in zero gravity. Available drinks include coffee, tea, fruit punches, juice and lemonade.

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    Why do astronauts float in space?

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    Astronauts float in space because they and the spacecraft in which they are traveling are orbiting the Earth in a free-fall trajectory that matches the curvature of the planet. By free falling around the Earth, the astronauts and their spacecraft avoid burning up in the atmosphere.

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    How many astronauts have been to space?

    A:

    As of July 13, 2014, worldspaceflight.com has on record 545 astronauts who have been to space, based on United States Air Force?s (USAF) report. F?d?ration A?ronautique Internationale?s (FAI) reports on this same website, that 539 astronauts have been to space.

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