The Space Development Agency awarded $3.5 billion in contracts this month for 72 missile tracking satellites designed to detect hypersonic threats from low Earth orbit, signaling the Pentagon's pivot ...
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A rare interstellar comet arrives as detection risks grow
A rare visitor from deep space has swept through the inner solar system, offering astronomers a fleeting look at material ...
Since the start of the 14th Five-Year Plan (2021-25) period, China has accelerated renewable energy development in barren ...
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