As competition in the new space race ramps up with China, the United States is preparing to deorbit the International Space ...

China's Wentian lab module's robotic arm to support the astronauts extravehicular activities, delivering goods, and maintaining and repairing the exterior of the space station. Credit: Space.com | foo ...

During the spacewalk, Cai Xuzhe and Song Lingdong installed a debris protection system with support from the station's ...

Chinsese astronauts are conducting experiments with fruit flies and more aboard the Tiangong space station. Credit: China ...

China's Tiangong space station has helped researchers achieve a long list of scientific and technological feats since its ...

China, the only country in the world with its own space station.

29 for a six-month stay. Related: Watch Chinese astronauts fix Tiangong space station solar wing in 8-hour spacewalk (video) During the spacewalk, Cai and Song — along with crewmate Wang Haoze ...

Close calls are becoming more common as low Earth orbit becomes more and more crowded with satellites and debris.

Onboard the Chinese Tiangong space station, flies play a key role in studying the effects of weightlessness and the space environment on living organisms. Last November, 15 adult flies and 40 pupae ...

China said two of its astronauts spent nine hours outside the Tiangong Space Station. The longest previous spacewalk, by Americans, was eight hours and 56 minutes.

The spacewalk appears to be the longest in history, barely breaking a record set by American astronauts in 2001.