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 ...

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.

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

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

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 ...

China is developing the world’s first high-orbit quantum communication satellite to enable more efficient, globally accessible quantum networks and lay the groundwork for redefining the ...

A team of astronomers and astrophysicists affiliated with several institutions in Australia has found that a mysterious fast radio burst (FRB) detected last year originated not from a distant ...