Mortal and fleeting, human life barely registers on the vast clock of the cosmos. Claudius Ptolemy believed Earth stood at the center of that universe, with the Moon, Sun, planets, and stars moving in ...

Gazing at the heavens arrayed before us—at least as pictured in a 1690 Polish volume on display in a fascinating exhibition at the Nelson-Atkins Museum of Art—we see Urania, the goddess of astronomy, ...

Pegasus is the majestic flying horse of Greek mythology, best known for its association with the heroes Perseus and Bellerophon. Traditionally depicted as a pure white horse with wings, the Pegasus of ...

Astronomy is often considered to be one of the oldest branches of science. In many ancient societies, astronomical observations were used not only for the practical job of determine the rhythm of life ...

The Ptolemaic empire is one of the Greek states which took shape out of the disintegration of the empire of Alexander the Great. Foreign politics in the third century BC concentrated on the expansion ...