Cocooned in sleeping bags and floating upside down, the Artemis II crew reported having some of the best sleeps of their lives. Can you replicate those extraterrestrial ZZZs on Earth?

Members of the Artemis II crew will be the first people to sleep inside the Orion spacecraft. CBS News' Kris Van Cleave has more on how they'll do that.

Russian astronaut Vasily Tsibliyev hadn’t had a good night’s sleep for 12 days. He was being kept awake on purpose, as part of a study about sleeping on board the space station Mir. On the 13th day, June 25, 1997, he was assigned to guide a cargo ship ...

Sleep deficiency is pervasive among astronauts before and during space flight, and the reported incidence of sleep-promoting medication use is 20 times greater than the proportion of Americans estimated to use hypnotic drugs at any time in a given year ...