In the Pythagorean concept of Musica Universalis, or “music of the spheres,”

 

In the Pythagorean concept of Musica Universalis, or “music of the spheres,” he proposed that there were specific harmonic intervals between planets, the Earth, and the stars.

“there is geometry in the humming of the strings; there is music in the spacing of the spheres.” – Pythagoras