US military officials believe Russia and China are aggressively testing new offensive space capabilities, pointing to a ...

Soviet Russia's Soyuz 11 cosmonauts Georgi Dobrovolski, Vladislav Volkov, and Viktor Patsayev died on their return to Earth ...

The Science Museum in London is closing its almost 40-year-old 'Exploring Space' gallery to establish a new 'Space' gallery ...

China is practicing “dogfighting” satellites as part of its expanding capabilities in space, according to the United States ...

Freshly returned veteran astronauts are moving up in the NASA record books. How much they’re paid to do it may surprise you.

Here's a look at some others who found themselves stuck in space — by choice or not — along with some cool spaceflight ...

Roughly, he spent a total of 14 months and 17 days in space uninterrupted; a record to this day. It had meant to be 16 months ...

Butch Wilmore and Suni Williams left the International Space Station after nine months in space, checking out with two other ...

As astronauts Butch Wilmore and Sunita Williams return to Earth this week after being stranded at the ISS for 9 months, ...

Days later, Dmitriev said he is expecting to speak with Musk, the world's richest man, about a potential mission to Mars.

NASA astronauts Sunita Williams and Barry “Butch” Wilmore splashed down safely Tuesday in the Gulf of Mexico after an ...