Astronauts reported seeing a mysterious light during a space mission, and NASA has now confirmed the real explanation behind the unusual sight.

PATERSON − A good educator knows how to bring a science lesson to life. But Dr. Carlos Miranda, the planetarium manager at ...

The crew on the Chinese Tiangong space station enjoyed tasty treats for mid-Autumn festival while spending time looking at ...

The new selection of NASA astronauts will spend two years in training before becoming eligible for flight assignments.

Expedition 73 crewmembers sequenced DNA and worked with virtual reality glasses this week, while also continuing to unpack ...

First-of-its-kind research aboard Axiom Mission 4 shows diabetes monitoring tools can function reliably in space, signaling ...

NASA astronaut Sunita Williams opens up to PEOPLE about spending 9 months in space, what she missed the most and her tentative plans to retire.

HOUSTON -- For the past 24 years, the U.S. and Russia have worked together to construct and maintain the International Space Station, where research has led to some of the most important discoveries ...

There once was a dream of cities in space — vast cylindrical habitats, self-sufficient and populated by millions who would ...

During what was supposed to be a simple spacewalk outside the International Space Station, an astronaut suddenly felt water filling his helmet. Floating hundreds of miles above Earth, he couldn’t see ...