The Da Vinci Code (Robert Langdon, #2)

by Dan Brown

the pentacle’s most astonishing property—the graphic origin of its ties to Venus. As a young astronomy student, Langdon had been stunned to learn the planet Venus traced a perfect pentacle across the ecliptic sky every four years. So astonished were the ancients to observe this phenomenon, that Venus and her pentacle became symbols of perfection, beauty, and the cyclic qualities of sexual love. As a tribute to the magic of Venus, the Greeks used her four-year cycle to organize their Olympiads. Nowadays, few people realized that the four-year schedule of modern Olympic Games still followed the cycles of Venus. Even fewer people knew that the five-pointed star had almost become the official Olympic seal but was modified at the last moment—its five points exchanged for five intersecting rings to better reflect the games’ spirit of inclusion and harmony.

Pentacle of Venus