Surf these sites: American Association Of Variable Star Observers (AAVSO) -- Professional and Amateur collection, research, and analysis of variable star observations. American Astronomical Society (AAS) -- Established 1899, AAS is the major professional organization in North America for astronomers, other scientists and individuals interested in astronomy. Antique Telescope Society -- International organization of colleagues interested in antique astronomical telescopes, books, binoculars and related materials. Association of Lunar & Planetary Observers -- Very popular Association and site for Lunar observers. Observations can be submitted to various coordinators for publication. Astronomical Society of the Pacific -- Disseminates astronomical information. The ASP has become the largest general astronomy society in the world, with members from over 70 nations. Deep Sky Exploration -- Norwegian society for astronomy and astronautics, runs the observatory NOVA. Dumfries Astronomy Society -- South West Scotland. Pictures from the Raffan Millennium Telescope and events in Dumfries and Galloway. European Astronomical Society -- An association founded under the Swiss Civil Code in 1990. Its purpose is to contribute to and promote the advancement of astronomy in Europe. Global Network of Astronomical Telescopes (GNAT) -- a non-profit organization dedicated to being a catalyst and information source for all those interested in research and education using relatively small astronomical telescopes. International Dark-Sky Association (IDA) -- a non-profit, membership-based organization. IDA''s goal is to be effective -- through education about (a) the value and effectiveness of quality nighttime lighting and (b) of the solutions to the problems -- in stopping the adverse environmental impact of light pollution and space debris. We are making a difference! International Occultation Timing Association (IOTA) -- was established to encourage and facilitate the observation of occultations and eclipses. It provides predictions for grazing occultations of stars by the Moon and predictions for occultations of stars by asteroids and planets, information on observing equipment and techniques, and reports to the members of observations made. The Astronomical League -- is composed of over two hundred local amateur astronomical societies from all across the United States. Find out about our GREAT national conventions (ALCons)! Member Societies, Regions, Astronomy Day, Awards. The Astronomical Society of South Australia -- founded in 1892, is the oldest society of its kind in Australia. Its objectives are to promote the Science of Astronomy and all its branches by holding regular meetings and viewing nights, circulating current astronomical information, and encouraging popular interest in Astronomy. The International Astronomical Union (IAU) -- founded in 1919, has a mission to promote and safeguard the science of astronomy in all its aspects through international cooperation. With now over 8,300 individual members and 60 Adhering Countries worldwide, the IAU plays a key role in promoting and coordinating worldwide cooperation in astronomy. The IAU is also the sole internationally recognised authority for assigning designations to celestial bodies and surface features on such bodies. The Planetary Society -- A nonprofit organization that promotes exploration of the solar system and the search for extraterrestrial intelligence. The Webb Society -- An international society of amateur and professional astronomers specialising in the observation of double stars and ''deep sky'' objects, founded in 1967.
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