Find out everything there is to know about astronauts and stay updated on the latest space news with the comprehensive articles, interactive features and space pictures at LiveScience.com. Learn more about these fascinating scientists as they continue to make amazing discoveries.
Space is a harsh place, with freezing temperatures, harmful radiation and a near-vacuum. So, what would happen to the body of an astronaut that was exposed to space's elements?
Oleg Kononeko has broken the record for most cumulative time spent in space after spending his 878th non-continuous day onboard the International Space Station. But he won't return to Earth until September.
NASA astronaut Frank Rubio has finally returned home from a 371-day stay on the International Space Station — a record for an American — after being trapped when his ride home was damaged.
A new drug reduced bone loss in mice on the International Space Station, without causing any negative side effects.
Scientists are calling the Virgin Galactic mission that carried the bones of Australopithecus sediba and Homo naledi to the edge of space a major ethical breach.
Researchers have developed a liquid-nitrogen spray that rids spacesuits of lunar dust.
NASA astronaut Mark Vande Hei can't wait to see his wife after landing back on Earth after a record-breaking mission.
Reference Apollo astronaut Buzz Aldrin was one of the first to set foot on another planetary body. Since that famous day in 1969, he has continued to show a desire to explore. This is his life story.
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