在星星上跳舞(Dancing on the stars)

你有没有想过土星环是如何通过望远镜看到的？或者天文学家如何探测数百万光年外的星系？在美国犹他州的阿切斯国家公园，银河系可以被令人印象深刻的双拱门岩层所包围。这个以晴朗的天空和低光污染而闻名的地方是世界上最好的观察宇宙的地方之一。
原文：
Have you ever thought about how Saturn's rings are seen through a telescope? How do astronomers detect galaxies millions of light-years away? In Aches National Park in Utah, the Milky Way can be surrounded by impressive double arch rock formations. This place, known for its clear skies and low light pollution, is one of the best places in the world to observe the universe.
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