Today in the history of astronomy, Mars comes within a record-breaking distance of Earth.

Claudius Ptolemy was a Greek mathematician, astronomer and geographer who lived in the Egyptian city of Alexandria while ...

Despite the ancient Egyptians' advanced knowledge of astronomy, the role of the Milky Way in their culture remains a mystery.

The ancient book was published before Galileo was born, making it one of the first astronomy texts published in the English language.

India will celebrate the second National Space Day on August 23, 2025, a date that marks a turning point in the nation’s ...

pt. I. Ancient astronomy, from its origins to the end of the Middle Ages. The origins of astronomy -- Primitive astronomy in China, Chaldea and Egypt -- The cosmology of primitive peoples -- The ...

An ancient and enigmatic stone circle in the Middle East may not be a prehistoric astronomical observatory after all, according to a new study of satellite images.

Publications of the Astronomical Society of the Pacific, the technical journal of the Astronomical Society of the Pacific (ASP), has been published regularly since 1889, as part of the ASP’s mission ...

The Ancient City Astronomy Club is hosting an event called Night Under the Stars from 8 p.m. to 9:30 p.m. Friday at the St.

Learn how scientists used ancient raindrops preserved in meteorites to accurately date Jupiter’s creation for the first time.

Its earliest iteration as a holiday was Imbolc, an ancient Celtic and contemporary pagan festival welcoming spring and honoring the goddess Brigid (also known as St. Brigid, whose Christian feast ...