How Do Astronauts Sleep In Space?
By Leigh Devine • October 6, 2015 at 2:34pm After months of intense training and a white-knuckled trip through the ozone layer at nine times the speed of a rifle bullet, you can bet that NASA astronauts need to bank some rest. Space sailors log really long hours throughout their days on tasks that require intense concentration, which is why NASA schedules precisely 8.5 hours of sleep per 24 on deck. How exactly does “nighttime” play out in space? The International Space Station (ISS) orbits the Earth at 17,150 miles per hour, clocking one lap around our planet every hour …
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