If an astronaut dies in space, could their body eventually go on to spread microbes to other planets ?
Astronauts embarking on missions in to deep space could be at an increased risk of developing dementia.
The astronauts who walked on the moon are up to five times more likely to die of cardiovascular disease.
Tim Peake, Tim Kopra and Yuri Malenchenko touched down safely aboard their Soyuz capsule on Saturday.
Known as Valkyrie, the NASA robot could help to set up a colony ahead of the first astronauts on Mars.
British astronaut Tim Peake has succeeded in running the London marathon while aboard the space station.
The British astronaut will be running the London marathon while aboard the International Space Station.
Apollo astronaut Buzz Aldrin has stated that surviving on Mars will be a lot harder than getting there.
The crew of Apollo 10 recalled hearing strange 'space music' while orbiting the far side of the moon.
The Apollo 14 astronaut became the sixth man ever to set foot on the surface of the moon back in 1971.
The botanical breakthrough was revealed by astronaut Scott Kelly on his Twitter account at the weekend.
British astronaut Tim Peake dialed up an unsuspecting pensioner and said, 'hello, is this planet Earth ?'
The Soyuz spacecraft has successfully arrived at the station following a tense manual docking maneuver.
The British astronaut will run the entire 42 kilometers while aboard the International Space Station.
The space agency is hoping that the next generation of astronauts will inspire a future mission to Mars.
Scott Kelly shared an image on social media showing a strange object high above the Earth's surface.
Astronaut Kjell Lindgren recorded a video of himself playing the instrument as a tribute to Victor Hurst.
The International Space Station has made it possible for humans to maintain an ongoing presence in space.
The inside of the International Space Station appears to be a breeding ground for bacterial pathogens.
A unique watch worn by astronaut David Scott during the Apollo 15 moon mission has been sold at auction.