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For the first time (officially), NASA will set loose some human sperm in outer space.

The space travel of science fiction could be closer than you think.

The crew on board the International Space Station (ISS) will soon welcome a new member, described by its creators as "a kind of flying brain."

What would happen if you played tug-of-war in outer space? Would you be able to stand and pull with all your might, as you would on Earth, or would something entirely different happen?

Sky gazers watching today's Great American Solar Eclipse were treated to a rare view of the International Space Station (ISS) when the spacecraft flew past a partial eclipse of the sun.

In an effort to find new treatments for Parkinson's disease, researchers are sending their experiments to space.

The southern lights appear to dance on the horizon off the southern coast of Australia in a stunning new photo taken by an astronaut aboard the International Space Station.

Satellites were built to last, but how might space agencies service them if they run low on fuel?

Before taking the stage at Future Con, Hadfield spoke with Space.com about sharing his spacefaring adventures with eager audiences on Earth.