First known map of night sky found hidden in Medieval parchment nature.com Submitted by TechnologicalDarkage t3_y7gjky on October 18, 2022 at 7:36 PM in space 55 comments 2,876
stewartm0205 t1_isy1i7o wrote on October 19, 2022 at 3:14 PM The Ancient Egyptians knew of the precession of the earth thousands of years ago. Permalink 3
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