China Switches On World’s Largest Single-Dish Radio Telescope FAST

With a diameter of 500 meters (1,640 feet), the telescope, which cost nearly 1.2 billion yuan to build, dwarfs the 300 meter Arecibo Observatory in Puerto Rico

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Telescope. Wikimedia

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The world’s largest single-dish radio telescope — Five hundred meter Aperture Spherical Radio Telescope (FAST) — has received its first signals from space. The behemoth, nestled in a natural crater in Guizhou Province in southwest China, will now be tested for three years before it becomes fully operational. “This is very exciting,” Peng Bo, FAST deputy…