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About 15,000 satellites are circling Earth — and they’re disrupting the sky
Learn more about the number of satellites circling Earth and the multiple ways they are changing the sky.
One of the most important satellite launches of all time was that of Sputnik. When the Soviet satellite became the first man-made satellite to orbit Earth on October 4, 1957, space must have seemed ...
Earth’s orbit is getting crowded, and scientists are warning that space may soon become too risky to manage safely. A new study published in Acta Astronautica takes on a question that could define the ...
The Institute of Radio Spectrum Utilization and Technological Innovation in China filed a request with the International Telecommunications Union to operate two satellite constellations. Each ...
SpaceX has launched thousands of satellites into orbit to provide high-speed internet access over the past few years. Companies like OneWeb and Amazon are doing the same. Research is now being done to ...
An image simulating the contamination from satellite trails in observations by ARRAKIHS, a European Space Agency telescope planned to launch in 2030 NASA / Borlaff et al., Nature, 2025 under CC ...
Low-Earth orbit is more crowded—and fragile—than it looks. Satellites constantly weave past each other, burning fuel and ...
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