Star catalogues and maps Chinese astronomy

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a star map cylindrical projection. su song s star maps represent oldest existent ones in printed form.



the chinese drew many maps of stars in past centuries. debatable counts oldest star maps, since pottery , old artifacts can considered star maps. 1 of oldest existent star maps in printed form su song s (1020-1101 ad) celestial atlas of 1092 ad, included in horological treatise on clocktower. famous 1 perhaps dunhuang map found in dunhuang, gansu. uncovered british archaeologist marc aurel stein in 1907, star map brought british museum in london. map drawn on paper , represents complete sky, more 1,350 stars. although ancient babylonians , greeks observed sky , catalogued stars, no such complete record of stars may exist or survive. hence, oldest chart of skies @ present.


according recent studies, map may date manuscript seventh century ad (tang dynasty). scholars believe star map dating 705 710 ad, reign of emperor zhongzong of tang. there texts (monthly ordinances, 月令) describing movement of sun among sky each month, not based on observation @ time.








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