王斗wangdou: "https://upload.wikimedia.org/wikipedia/commons/d/…" - PXSJ

王斗wangdou @wangdou@pxsj.io

https://upload.wikimedia.org/wikipedia/commons/d/db/Observable_Universe_Logarithmic_Map_%28horizontal_layout_english_annotations%29.png

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Jan 19, 2023, 18:17 · · · ·

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