China testing its aperture spherical telescope

0 Comment(s)Print E-mail Xinhua, November 22, 2015
A worker mounts a piece of reflector on China's single-aperture spherical telescope "FAST" in Qiannan of southwest China's Guizhou Province, Nov. 21, 2015. When it is completed in 2016, the five-hundred-meter aperture spherical telescope (FAST) will be the world's largest, overtaking Puerto Rico's Arecibo Observatory, which is 300 meters in diameter. [Jin Liwang/Xinhua]


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