Harmonice Mundi
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Harmonice Mundi is a book by Johannes Kepler. In the work, written entirely in Latin, Kepler discusses harmony and congruence in geometrical forms and physical phenomena. The final section of the work
1619 first edition
Page with geometric illustrations, including a truncated trihexagonal tiling, the stellated dodecahedra (small and great) and the Platonic solids assigned to elements.
Musica universalis
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The musica universalis, also called music of the spheres or harmony of the spheres, is a philosophical concept that regards proportions in the movements of celestial bodies—the Sun, Moon, and planets—
Harmony of the World from Ebenezer Sibly's Astrology (1806)
Renaissance engraving (Gafurius's Practica musice, 1496) showing Apollo, the Muses, the planetary spheres and musical modes
Page from Kepler's Harmonices Mundi. The scales of each of the six known planets, and the moon, placed on five-line staffs.