Flawed rocket launches by SpaceX and Blue Origin still leave both companies in position to dominate the space sector.

The spacewalk marked Williams’ eighth such event in her career, while for Hague it was fourth such event. The two astronauts ...

Starship, the most powerful rocket ever built, pulled off a daring booster catch on its most ambitious test flight yet, but ...

The third Starship test flight last March saw the spacecraft reach its planned trajectory and fly halfway around the world ...

Earth is surrounded by millions of pieces of space junk, which pose a constant threat to future space exploration ...

Most of the Expedition 72 crew enjoyed a day off on Tuesday, while two NASA astronauts focused on cutting-edge human research ...

SpaceX is gearing up for a launch that will send 24 Starlink satellites from Central Florida to low-Earth orbit on Monday.

A solar eclipse crossed North America. Two robotic landers reached the lunar surface, largely intact. The most powerful ...

It is that time of year again…Tournament Earth is back! This time, the theme is astronaut photography. For more than 20 years, astronauts have been shooting stunning photos of Earth from the ...

Don Pettit is on a roll. Just days after sharing a breathtaking shot of Earth, the American astronaut has followed up with an equally stunning shot of a waning crescent moon, or, as Pettit put it ...