An introduction to the science of the Imy-Wenewity, the ancient Star Watchers of Kemet. These ancient astronomers defined the hour and the year based on observing the movement of the stars, and thereby, invented Time. We reveal how these scientific accomplishments, as well as others, illustrate the sophistication of these ancient African Priest/Scientists. In Kemet, the profession of Star Watchers lasted for over 2,000 years.