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Ancient Chinese Star Log Discovered as Oldest Known

5/6/2025

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Summary

Story summary

Chinese scientists Zhao Yongheng and He Boliang have made a groundbreaking discovery, asserting that Shi’s Star Catalogue, dating back to 335 BC, is the oldest star log known to humanity—over a century older than the Greek Hipparchus catalogue. Their April 2023 research, leveraging modern technology, shines a light on the remarkable contributions of ancient China to the field of astronomy.

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Story summary

Chinese scientists Zhao Yongheng and He Boliang have made a groundbreaking discovery, asserting that Shi’s Star Catalogue, dating back to 335 BC, is the oldest star log known to humanity—over a century older than the Greek Hipparchus catalogue. Their April 2023 research, leveraging modern technology, shines a light on the remarkable contributions of ancient China to the field of astronomy.