Astronomy Labs
Zhang Heng
Ancient sky cultures

Zhang Heng

78 – 139 · CN

Biography

Zhang Heng (78–139) was an astronomer or scientist associated with China. Developed celestial models, star catalog work and instruments in Han-dynasty China. In this library, the biography is linked to Chinese astronomy, Celestial sphere so the historical contribution can be read beside the modern scientific concepts it influenced.

Contributions

Developed celestial models, star catalog work and instruments in Han-dynasty China.

Legacy & impact

The legacy of Zhang Heng remains visible in modern work on Chinese astronomy, Celestial sphere and in the broader shift toward quantitative, testable astronomy.

Key works & discoveries

  • Armillary-sphere and celestial-globe work in Han China
  • Astronomical descriptions of the heavens and calendrical observations

Armillary-sphere and celestial-globe work in Han China; Astronomical descriptions of the heavens and calendrical observations.

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