How astronauts sleep in zero gravity?

The concept of "day" on Board the orbital space station is rather arbitrary, as the ISS rotates around the Earth meets the sun about 10 times per day. But this does not mean that the astronauts 10 times a day I go to bed and Wake up.

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Every morning the crew wakes up under the alarm station, heard that the astronauts detachable sleeping bags, which are fixed on the walls of the spacecraft. The location of "beds" is important — they are mounted in close proximity to the fan to provide astronauts a constant flow of fresh air during sleep.

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With regard to water treatment before going to sleep, wash staff ISS very quickly, as soon as you can: wash under the flying water jet — a difficult task. Soul on ISS no — it was replaced wet towels, and linen astronauts wear disposable and change it 3 times a day, as on Board there are no washing machines and used clothes just throw.



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