Cai Xuzhe and Song Lingdong, part of China's three-person Shenzhou 19 mission, spent more than nine hours spacewalking ...

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

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

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

Chinese astronauts zoom in on their nation's launch sites from orbit (video) — 1,000 days in space! Core module of China's Tiangong space station hits milestone ...

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.

new video loaded: Chinese Astronauts Spend 9 Hours Outside Space Station Advertisement International video coverage from The New York Times. International video coverage from The New York Times.

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 ...

Two Chinese astronauts just secured a spot in spaceflight history. Cai Xuzhe and Song Lingdong, part of China's three-person Shenzhou 19 mission, spent more than nine hours spacewalking outside the ...

Shenzhou-19 crew members Cai Xuzhe and Song Lingdong installed space protection devices and conducted maintenance outside ...