Zecharia Sitchin spent forty years studying the Sumerian language — one of the most difficult ancient languages to master — and emerged with a reading of the cuneiform tablets that the academic establishment has spent forty years rejecting. His seven-volume Earth Chronicles series, beginning with The Twelfth Planet in 1976, proposes that the Anunnaki described in Sumerian texts were not mythological gods but physical extraterrestrial beings from a planet called Nibiru, whose elliptical orbit brings it through the solar system every 3,600 years.

According to Sitchin’s reading, the Anunnaki came to Earth in search of gold to repair their planet’s atmosphere. Finding the physical labor too demanding, they engineered early humans by combining their own genetic material with that of existing hominids — a process he argues is encoded in the Sumerian creation narrative of Enki and Ninhursag. The result was Homo sapiens: a species created as a labor force, which then outgrew its original purpose and inherited the earth.

Professional Assyriologists have consistently challenged Sitchin’s translations as inaccurate and his methodology as selective. The planet Nibiru has not been detected. And yet the questions Sitchin raised have not gone away: Why does Sumerian civilization appear so suddenly, so fully formed, with no clear developmental precursors? Why do creation myths across unconnected cultures share the same structural elements? Why are the Anunnaki described in such physical, non-metaphorical terms — with specific emotions, political disagreements, and personal appetites — if they were simply symbolic divine forces?

Whether Sitchin’s translations are correct or not, the questions his work forces remain open. The Earth Chronicles series is essential reading — not because it has been proven, but because the debate it initiated has not been resolved.