What does the seven-star girl mean?

The life of seven-star girl is very hard. She got pregnant in October and gave birth once. She only stayed in her mother's body for seven months, and then she fell to the ground, which is the "seven-star girl" as the saying goes In modern medicine, the survival rate of such premature babies is only 70% to 80%, so the seven-star girl who survives often indicates that life is difficult.