If you’re anything like us sci-fi geeks, you probably spent your childhood dreaming of becoming an astronaut when you grew up. And maybe you still kind of hope to turn that dream into reality someday.

Astronauts in space sleep for eight hours, despite orbiting the Earth 16 times. There are certain conditions, like not lying ...

50th anniversary of Alan Shepard's Freedom 7 flight. May 5, 2011 — -- Fifty years ago today, astronaut Alan Shepard squeezed into a tiny Mercury capsule and challenged the heavens. He called his ...

Discover 10 interesting facts about NASA’s Space Launch System (SLS). It is the rocket that powers Artemis missions to the ...

Sunita Williams has turned 60 years old today. Her journey is marked with enduring space missions that inspire millions of people worldwide.

After nearly five months onboard the International Space Station, an international crew of four astronauts began their descent back down to Earth on a SpaceX capsule Friday. US astronauts Anne McClain ...

Russia's Progress 93 freighter arrived at the International Space Station today (Sept. 13), two days after launching atop a Soyuz rocket.