One author wrote a book about the twelve constellations. What is the author's name?

Cher ~ ~ is a * * * with twelve books, all of which are stories of princes in various constellations ~ ~

And Yu Ling, who wrote a book about the twelve constellations. This series includes: wonderful N encounters, extraordinary top students, mysterious dragon paradise, and the prince is determined to love you. ...

Let's see which one you are looking for ~ ~