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

"That capability gap is significantly narrowed, and we've got to change the way we're looking at space, or that capability ...

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 ...

NASA astronauts Butch Wilmore and Suni Williams aren’t the first to run late in space, and their 9 ½-month mission falls ...

Russia sees big prospects to work with the United States, including in the space sector, and expects to hold talks with Elon ...

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

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

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

The US, Russia and China are all signatories to the 1967 Outer Space Treaty, which bans weapons of mass destruction in space. But with growing concern of an outer space arms race, the treaty ...