Orionid meteors become visible when debris from Halley's Comet collides with Earth's atmosphere.
The Orionid meteor shower 2025 has begun! See Halley's Comet spark shooting stars this October
Source: space
Source Link: https://www.space.com/stargazing/meteor-showers/orionid-meteor-shower-october-2025-has-begun-halleys-comet-spark-shooting-stars