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Sat Mar 13 12:57:56 GMT 2021 sun太陽活動令科學家迷惑不解 - http://cn.wsj.com/big5/20131112/bus093431.asp?source=rss Earth’s final total solar eclipse will happen in less than a billion years - https://medium.com[..]n-less-than-a-billion-years-5f9bda31b6d0 What is the fall equinox? Here's what you need to know. - https://www.nationalgeographic.com[..]ox-autumn-seasons-sun-moon-space-science Why do days get shorter and darker with autumn? - https://www.zmescience.com[..]days-get-shorter-and-darker-with-autumn/ 太陽有多熱？ - https://www.zmescience.com/science/how-hot-is-the-sun-feature/ (google search) (amazon search) second |