Altogether, approximately 2500 young stars lie in this star-forming complex, including the massive O-type stars HD 46223 and HD 46150, which are primarily responsible for blowing the ionized bubble.
總共有大約2,500顆恆星存在於這個恆星形成的複合體內，包括大質量的O型星 HD 46223和HD 46150，主要負責吹出電離的氣泡。