Sleeping in microgravity can it is in challenging! In the weightless atmosphere of the International space Station (ISS), astronauts can not "lie down" come sleep: over there is no genuine "up" or "down."


It"s bedtime for kris Hadfield. Watch the video clip to discover all about his bedtime routine and also check the end his pyjamas. (Credits:Canadian space Agency, NASA)

Transcript of the video clip Sleeping in space


CSA astronaut David Saint-Jacques shows us how astronauts tuck themselves in because that a an excellent night’s sleep in space. (Credits: Canadian an are Agency, NASA)

Transcript of the video Bedtime in space


Sleeping quarters in space

Astronauts walk to bed in your "sleep stations," personal sleep compartments the size of a telephone booth, i beg your pardon have:

a sleeping baga pillowa lampan air venta personal laptopa ar for an individual belongings

Crew members who want to sleep outside the sleep compartments deserve to secure their resting bag come the floor, the ceiling or the wall. They generally use earplugs and also a sleep mask come block out the noise and light.


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In the weightless environment of space, the carbon dioxide (CO2) the astronauts expel could kind a bubble about their head. The is why they have to sleep close to an air vent.


Sleeping vertically

In space, resting on the floor is just as comfortable as sleeping on the wall: over there is no difference in the weightless environment.

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However, since astronauts are used to resting on a mattress ~ above Earth, their resting bag has actually a rigid cushion, to exert push on their back.


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JAXA astronaut Koichi Wakata sleeping comfortably attached to the wall of the Kibo laboratory on the ISS. (Credit:NASA)


Even though astronauts space allotted about 8.5hours for sleep every day, many of them have actually reported needing only about 6hours to feel fully rested. Part specialists believe that this is due to the fact that the body tires less quickly in weightlessness: the muscle don"t need to work as tough as on Earth.

However, the noise level ~ above the ISS creates negative conditions for gaining a an excellent night"s rest. The is why astronauts commonly wear earplugs while castle sleep.

Snoozing… day and also night

While orbiting the Earth, astronauts angry 16sunrises and sunsets every 24hours.

While seeing a sunrise every 90minutes might seem like an significant experience, that can additionally make it an overwhelming for astronauts to preserve a continuous sleep pattern

Luckily, astronauts usage Greenwich typical Time (GMT) to store a constant schedule. This time zone to represent a compromise in between the mission control centres in Houston and also Moscow.

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After long-duration stays in space, some astronauts have actually reported the emotion of floating over your mattress for a couple of days ~ their return to Earth.