Peering into the past, we find that our ancestors held a surprisingly advanced understanding of the stars and constellations. Their knowledge, as revealed in ancient texts, often rivals our modern ...

A newly spotlighted artifact from ancient Mesopotamia is offering a rare window into how one of the world’s earliest civilizations imagined the Earth. Known as the Imago Mundi, this Babylonian world ...

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos. When you purchase ...

Birth of astronomy -- Celestial sphere -- Some applications of spherics -- Calendars and time reckoning -- Solar theory -- Fixed stars -- Planetary theory -- Frequently used tables -- Appendix : ...