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