Above: photos between 2009 and 2016, when the telescope was completed. Last week, the world’s largest telescope was completed. Where is it, you ask? China! Where else 😛 It was built in a valley in 平塘 (Píngtáng) County, 贵州 (Guìzhōu) Province. 五百米口径球面射电望远镜 (wǔbǎi mǐ kǒujìng qiúmiàn shèdiàn wàngyuǎnjìng) is its name, abbreviated to FAST (Five-hundred-metre…