The web of 156 orbiting sensors will form the country’s second space situational awareness constellation designed to bring ...

The Guangshi system, operated by Beijing Kaiyun United – a separate spin-off of Zhongke Xingtu – will eventually include 24 satellites, enhancing the country’s ability to track orbiting objects and ...

Looking up at the sky just after sunset or just before sunrise will reveal a fairly staggering amount of satellites orbiting ...

The Space Force announced a contract Monday for the second installment of its missile warning and tracking constellation in medium Earth orbit. (Millennium Space Systems) The Space Force has selected ...

Satellites are transforming climate adaptation by offering global, long-term data that reveals whether resilience efforts are ...

China’s Shijian spacecraft separate after pioneering geosynchronous orbit refueling tests AChina’s experimental Shijian-21 and Shijian-25 satellites have separated in geosynchronous orbit after being ...

As the United Nations COP30 climate change conference convenes in Belém, Brazil, the world's attention will turn to the heart of the Amazon rainforest—a region that symbolizes both hope and concern in ...

The Sentinel-6B is the second of two satellites in a $1 billion program to monitor sea levels over a full decade.

This record unit consists mostly of records documenting the administration and operation of the STP tracking stations and includes files on the stations kept by the Photographic Observation Section, ...