Regarding the title; In human anatomy, the "Asterion" is the junction at
the base of the human skull where three cranial bones meet and join
together. Rather than relating "Asterion" to any astrological or
mythical meaning, the medical meaning of the word makes sense in this
episode.

In human anatomy, the "Asterion" is the junction at the base of the human skull where three cranial bones meet and join together. Rather than relating "Asterion" to any astrological or mythical meaning, the medical meaning of the word makes sense in this episode.