According to NASA, the Geminids are one of the few meteor showers associated with an asteroid rather than a comet. However, 3200 Phaethon is an odd object that astronomers are still trying to define.

It's generated by the 3200 Phaethon comet and can show as many as 120 meteors per hour in the right conditions. Geminids is best known for its brighter, slower-moving meteors, making them easier ...

The shower occurs when the debris tail of an extinct comet called '3200 Phaethon' passes through the Earth's sphere. "Geminids are pieces of debris from an object called 3200 Phaethon. It was long ...