First recorded perihelion passage of Halley's Comet

In 240 BC, the first recorded perihelion passage of Halley’s Comet was documented, marking an early milestone in astronomical observation

Desk Report

Publisted at 8:47 AM, Sun Mar 30th, 2025

In 240 BC, ancient astronomers documented the first recorded perihelion passage of Halley’s Comet, a celestial event that would later become one of the most famous in astronomical history.

Observed in Chinese historical records, this sighting marked humanity’s early attempts to track periodic comets, though it was not until 1705 that Edmond Halley identified its recurring nature.

The comet’s return every 75–79 years has fascinated civilizations for centuries, influencing myths, scientific discoveries, and cultural interpretations of cosmic phenomena.

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