Most people picture astronauts floating weightlessly through gleaming corridors, and that image is accurate enough during the waking hours. Sleep, though, is a different matter. When the lights go ...

One of the most commonly asked questions about living and working in space is where and how the astronauts sleep. Watching the astronauts set up their sleeping arrangements on the recent Artemis II ...

Astronauts might get a good night of sleep in space with a new test developed at Washington State University. The test strip will allow spacefarers and other late-shift workers to track their ...

A new review argues that sleep loss and circadian misalignment in spaceflight are multicausal operational hazards requiring ...