The Amazon.com entrepreneur Jeff Bezos has claimed success on the second flight of his New Shepard spaceship.

A huge chunk of debris from a SpaceX rocket has been found floating off a remote British island, more than 6,500 kilometers from where it took off.

UN Security Council "strongly condemns" North Korean rocket launch

North Korea has fired a long-range rocket, which critics say is a test of banned missile technology.

Scientists said on Thursday they have for the first time detected gravitational waves, ripples in space and time hypothesized by physicist Albert Einstein a century ago, in a landmark discovery that opens a new window for studying the cosmos.

NASA's solution for helping a manned mission to Mars return safely to Earth looks like a giant inflatable donut.

NASA has cleared another milestone in its eventual quest to send humans on deep space missions.

Europe and Russia are about to send a satellite to Mars to try to determine if microbial life is responsible for the methane in the planet's atmosphere.

Fresh supplies shipped out late Tuesday for the International Space Station, where the shelves finally are getting full after a string of failed deliveries. Launching beneath the light of a nearly full moon, the unmanned Atlas V rocket provided late-night…

Japan's space agency says communication has failed with a newly launched, innovative satellite with X-ray telescopes meant to study black holes and other space mysteries. The agency said in a statement Sunday that since the problem began Saturday afternoon…

Take that, Jupiter! The largest planet in the solar system just got whacked by an asteroid or comet, and some intrepid stargazers have captured the planetary collision on camera.

Jeff Bezos' space transportation company Blue Origin successfully launched and landed for the third time a suborbital rocket capable of carrying six passengers, taking another step on its path in developing reusable boosters, the company said on Saturday.

Scientists have identified a new kind of star that, up until this point, had only been considered hypothetical.

Forget blowup air mattresses. Space station astronauts are getting their first inflatable room. It's a technology demo meant to pave the way for moon bases and Mars expeditions, as well as orbiting outposts catering to scientists and tourists. Bigelow Aerospace…

SpaceX has finally landed its Falcon 9 rocket on a drone ship at sea, after launching the vehicle into space this afternoon. It's the first time the company has been able to pull off an ocean...

NASA is trying to resuscitate its planet-hunting Kepler spacecraft, in a state of emergency nearly 75 million miles away. The treasured spacecraft — responsible for detecting nearly 5,000 planets outside our solar system — slipped into emergency mode sometime…

Work is proceeding quickly on China's planned mission to land a rover on Mars by 2020, the chief administrator of the country's ambitious space program said Friday. Formally announced in January, China's Mars voyage will attempt to recreate the success of…

North Korean space officials are hard at work on a five-year plan to put more advanced satellites into orbit by 2020, and don't intend to stop there: They're also aiming for the moon, and beyond. In an interview with The Associated Press, a senior official…