Scientists used AI to analyze an ancient Sumerian star map, and what it revealed contradicts everything we thought we knew. The clay tablet, known as the Planisphere, was discovered in the 19th century but remained a mystery for over 150 years.

In 1850, a British archaeologist named Henry Layard recovered a small clay tablet from the ruins of the royal library of Ashurbanipal in Nineveh. The artifact, cataloged as K.8538, is about 14 centimeters wide and covered on one side with cuneiform markings arranged in eight wedge-shaped sections. It is known as the Planisphere of Nineveh. For more than 150 years, the object sat in the British Mus…