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PINGTANG, Sept. 7, 2016  -- Photo taken on Sept. 7, 2016 shows the Five-hundred-meter Aperture Spherical Telescope in Pingtang County, southwest China's Guizhou Province. The FAST, world's largest radio telescope, is expected to be put into operation at the end of September. (Xinhua/Liu Xu via Getty Images)
PINGTANG, Sept. 7, 2016  -- Photo taken on Sept. 7, 2016 shows the Five-hundred-meter Aperture Spherical Telescope in Pingtang County, southwest China's Guizhou Province. The FAST, world's largest radio telescope, is expected to be put into operation at the end of September. (Xinhua/Liu Xu via Getty Images)

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