translation.en: The Hubble Space Telescope: for the last 25 years it's been producing some of the most detailed views of our distant universe, but if you tried to use the Hubble to create an image of the sky, it would take 13 million individual images, about 120 years to do this just once.
translation.zh: 哈勃太空望远镜在 过去二十五年里拍摄了 我们的宇宙里 最细致的画面。 但如果你试图用哈勃望远镜来创作一张 天空的图像，这将需要一千三百万张的独立相片， 并花上大约一百二十年的时间来完成。