Nature

Geosynchronous Synthetic Aperture Radar Systems

Geosynchronous Synthetic Aperture Radar (GEO SAR) systems represent a promising frontier in Earth observation technology, offering continuous monitoring of specified regions with exceptionally short ...
Wired

China Has Attempted What Might Be the First-Ever Orbital Refueling of a Satellite

Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...
Ars Technica

China jumps ahead in the race to achieve a new kind of reuse in space

Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...
SpaceNews

China’s Shijian spacecraft separate after pioneering geosynchronous orbit refueling tests

A Long March 3B lifts off from Xichang, sending Shijian-25 on its way to orbit, Jan. 6, 2025. Credit: Ourspace HELSINKI — China’s experimental Shijian-21 and Shijian-25 satellites have separated in ...