Three new crew members launched toward the International Space Station early Wednesday morning.
The mission will simulate what it might be like for astronauts journeying to Mars.
Mice that spent three months aboard the International Space Station returned to Earth with thinning skin and surprising changes in hair follicles.
A Swedish university student has created a design for an International Flag of Planet Earth that could be planted on alien worlds.
An innovative concept for tiny probes attached to gliders could one day allow small robots to explore intricate locales on Mars that probes never could reach before.
A laser-firing satellite could get rid of a large percentage of the most troublesome space junk orbiting Earth.
NASA astronaut Ron Garan won't only help you explore space, he'll give you a new perspective on Earth in his new book.
In a mesmerizing new video released by NASA, the full reentry of the Orion test space vehicle is chronicled -- and it's a phenomenal 10-minute ride from fiery reentry to sudden splashdown into the Pacific Ocean.
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