Article by Peter Brosche on gaining understanding of changes in the Moon's orbit.

Celestial atlases and globes on exhibit at the Royal Observatory, Greenwich.

An investigation of the science and history which bear on the mysterious star said to have accompanied the advent of Christ.

Academic and popular topics, with a focus on Britain.

The oldest exact astronomic constant? The ratio of earth rotations to lunar orbits in Aryabhata's AD 498 writing.

The first hundred years, list of presidents, list of archived documents.

Robert Woodrow Wilson Nobel Lecture.

World history of astronomy and timekeeping with updates, and origins, based on original sources and places where possible.

The history of telescopes.

Phase I of the Electronic History of Astronomy, developed in the Whipple Museum of the History of Science at Trinity College, Cambridge. Covers the history of instruments and techniques, themes such as astrology and calendar reform, and biographies of major historical astronomers.

The discovery of the binary pulsar.

Astronomy in Denmark: Brahe, Roemer, Hertzsprung.

Exhibition catalog for The Golden Age of the Celestial Atlas. Includes an historical essay and sample pictures.

Articles on astronomers, observatories, work performed and its significance from the ninth to the fifteenth centuries.

A personal account by Jocelyn Bell Burnell on the discovery of pulsars.

Article by Heather Hobden on this historic document which shows the understanding of astronomy in the mid 16th century. Edward had his own astronomical instruments which are described.

Astronomy in Israel from Og's Circle to the Wise Observatory.

Article by Owen Gingerich explores refinement and criticism of Ptolemaic astronomy, including religious influences on direction, and describes precursors to and influences on Copernicus.

An overview of the history of the search for extraterrestrial intelligence using radio frequencies. Includes photos.

Offers a history of the field and science. Features links to related sites, awards and contact details. Provided by the Working Group for the History of Astronomy.

The History chapter of an introductory astronomy course.

American Astronomical Society division devoted to history, with a link to pages on the history of the society itself.

Yahoo group moderated by Stuart Williams, F.R.A.S.