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  2. Sleep in space - Wikipedia

    en.wikipedia.org/wiki/Sleep_in_space

    Sleeping in space requires that astronauts sleep in a crew cabin, a small room about the size of a shower stall. They lie in a sleeping bag which is strapped to the wall. [ 5 ] Astronauts have reported having nightmares and dreams, and snoring while sleeping in space.

  3. Glossary of astronomy - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_astronomy

    A-type star In the Harvard spectral classification system, a class of main-sequence star having spectra dominated by Balmer absorption lines of hydrogen. Stars of spectral class A are typically blue-white or white in color, measure between 1.4 and 2.1 times the mass of the Sun, and have surface temperatures of 7,600–10,000 kelvin.

  4. Human presence in space - Wikipedia

    en.wikipedia.org/wiki/Human_presence_in_space

    The Outer Space Treaty established the basic ramifications for space activity in article one: "The exploration and use of outer space, including the Moon and other celestial bodies, shall be carried out for the benefit and in the interests of all countries, irrespective of their degree of economic or scientific development, and shall be the ...

  5. Effects of sleep deprivation in space - Wikipedia

    en.wikipedia.org/wiki/Effects_of_sleep...

    Motor skills, cognitive skills, and mood were assessed in terms of: partial sleep derivation (also known as sleep deprivation), which is defined as fewer than 5 hours of sleep in a 24-hour period for 1 or more days; short-term total sleep deprivation (no sleep attained for fewer than 45 hours); and long-term sleep deprivation (no sleep attained ...

  6. Effect of spaceflight on the human body - Wikipedia

    en.wikipedia.org/wiki/Effect_of_spaceflight_on...

    Sleep is disturbed on the ISS regularly due to mission demands, such as the scheduling of incoming or departing space vehicles. Sound levels in the station are unavoidably high because the atmosphere is unable to thermosiphon; fans are required at all times to allow processing of the atmosphere, which would stagnate in the freefall (zero-g ...

  7. NASA offers explanation for bizarre 'trumpet noise' phenomena

    www.aol.com/news/2015-05-22-nasa-attempts-to...

    Now NASA is stepping in to provide some insight into what could actually be causing this scary pattern. NASA scientists believe the ominous noises could potentially be the "background noise" of ...

  8. 18 Sleep Quotes for People Who Love to Snooze

    www.aol.com/18-sleep-quotes-people-love...

    Another pro tip is setting up your bedroom for healthy sleep by utilizing good sleep hygiene tips. This may include hanging blackout curtains, installing a fan for white noise, clearing out ...

  9. Other psychosocial studies involving astronauts and cosmonauts have been conducted. In one, an analysis of speech patterns as well as subjective attitudes and personal values were measured in both on-orbit space crews and people working in space analog environments. The researchers found that, over time, these isolated groups showed decreases ...