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 ...

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 ...

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

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 ...

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 ...

China has conducted two spacewalks from its Tiangong space station in as many months and is advancing on its lunar ...

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 ...

Space & Spaceflight NASA Satellite That’s Been Dead for 57 Years Sends Mysterious Signal to Earth Relay-2 emitted a powerful fast radio burst that lasted for less than 30 nanoseconds.