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並前往https://www.forbes.com/sites/startswithabang/2020/01/25/ask-ethan-how-can-we-see-46-1-billion-light-years-away-in-a-13-8-billion-year-old-universe/

Ask Ethan: How Can We See 46.1 Billion Light-Years Away In ...

If the age of the universe is 13.8 billion years, how can we detect any signal that is more than 13.8 billion light-years away? It's a good ...

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