大部分流星雨的母天体都是周期彗星，但双子座流星雨的母天体却是3200号小行星法厄同，这是一颗阿波罗型小行星。
The parent object of most of the meteor showers are periodic comets; however, the parent object of the geminid meteor showers is Phaethon, No. 3200 asteroid, which is also an Apollo type asteroid.