Arecibo telescope finished 19638/31/2023 ![]() ![]() ![]() △ Comparison before and after the collapse of the Arecibo telescope (picture from the network)īefore the curtain was hurriedly closed, the Arecibo telescope had unveiled the secrets of various celestial bodies for mankind, from small objects that passed by the earth to radio wave pulses from distant galaxies, which could not escape this sharp "eye". authorities to cancel the decision on the Internet, the equipment platform of the Arecibo telescope suddenly collapsed, and the tops of the three support towers also broke. But just as scientists around the world jointly requested the U.S. On November 19, the National Science Foundation, the telescope's supervisory unit, announced that the Arecibo Telescope would be decommissioned and dismantled in a controlled manner. In August and November this year, the auxiliary steel cable and the main steel cable of the Arecibo telescope broke down successively. ![]() In September 2017, after Hurricane Maria IV transited Through Puerto Rico, the telescope's 29-meter-long 430 MHz antenna broke and fell onto the main mirror disk, damaging about 30 of the 38,000 aluminum plates, but not causing much damage to the telescope body. In the 53 years before the completion of the China Sky Eye 500-meter Aperture Spherical Radio Telescope (FAST) in September 2016, it was the world's largest single-aperture radio telescope (which, unlike traditional optical telescopes, receives radio signals).ĭuring more than half a century of service, the Arecibo telescope has been hit several times by hurricanes, tropical cyclones and earthquakes and has been unscathed. The Arecibo Telescope was completed in 1963 with a diameter of 305 meters, and at a height of nearly 150 meters above its main mirror disk, it suspends a platform of scientific equipment weighing 900 tons. △ Telescope instrument platform collapse moment (source: ) ![]()
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