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 new analysis of the 6,000-year-old stone circle known as Rujm el-Hiri (also Gilgal Refaim) in Golan Heights suggests that it was not built to observe the heavens. When you purchase through links on ...

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

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 ...