
Classical Chinese astronomy divided the sky its own way: 283 small constellations mirroring the empire, with palaces, officials, markets and an emperor at the pole, plus 28 lunar mansions tracking the Moon's monthly path. Chinese court astronomers kept meticulous records for two millennia; their notes on the guest star of 1054 let us date the Crab Nebula's birth precisely. Same sky, different map, priceless archive.
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