The event, not so far confirmed by China, was reported after optical sensor data suggested the satellites "appeared visually ...

China’s successful orbital satellite refueling operation marks a historic milestone that the US has not achieved.

Nearly a week after launch, space tracking systems were able to locate a mysterious satellite parked in an unusually low ...

Shijian-21 and Shijian-25 ‘appeared visually merged in optical sensor data’, space tracking firm says, a feat US seeks to match by 2026.

Tracking images show Shijian-21 and Shijian-25 within extremely close range, suggesting docking then refuelling and servicing ...

China's Shijian-21 and Shijian-25 satellites had been moving toward each other in geosynchronous orbit, around 22,236 miles ...

Chinese research ships are studying the seas for science and resources, but the data they gather could also be useful in a ...