Cheomseongdae “Star-Gazing Tower” Is The Oldest Observatory In East Asia

A. Sutherland  – AncientPages.com – The Cheomseongdae Observatory located in Gyeongju, South Korea originates from the flourishing Silla period. Constructed in 632, the Cheomseongdae (“star-gazing tower” or “star-observing terrace”) is the oldest astronomical observatory in East Asia.

Cheomseongdae Observatory at night. source

It is a stone cylindrical-shaped structure composed of 362 granite blocks that represent the 362 days of the lunar year.

It is a symbol of early astronomy and the Southern observatory of the European astronomers working in Chile is called – Silla.

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