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

China may have just become the first country to attempt satellite-to-satellite refuelling in geosynchronous orbit ...

From the moment of the first space launch up until now, mankind has been sending various devices and people into space using ...

A satellite image may have just revealed a secretive Chinese space shuttle on the launch pad. This video dives into what was seen and what it could mean for global space competition.

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

By demonstrating an on-orbit refueling capability, the Chinese are extending the reach and longevity of their dangerous co-orbital satellites. Private space trackers have detected a bizarre movement ...

Nearly a week after launch, space tracking systems were able to locate a mysterious satellite parked in an unusually low orbit. China launched the experimental satellite to test new technologies, but ...

NASA's Terra satellite captured huge chunks of sea ice breaking apart in Canada's Amundsen Gulf.

NASA satellite emits 'spark' decades after going dormant: Astronomers think they know why Source of the radio waves was tracked to a location that matches that of NASA’s defunct Relay 2 ...

A satellite that had been dead for decades suddenly blasted out a powerful radio pulse that briefly outshone every other object in the sky. Astronomers think the flash may have been caused by a ...