Organizations
- 1
- American Association Of Variable Star Observers (AAVSO)
- Professional and Amateur collection, research, and analysis of variable star observations.
- 2
- Association of Lunar and Planetary Observers
- A medium for advancing and conducting work by both professional and amateur astronomers who share an interest in Solar System observations. Includes publications, programs, and image archive.
- 3
- 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.
- 4
- European Astronomical Society (EAS)
- An association founded under the Swiss Civil Code in 1990. Its purpose is to contribute to and promote the advancement of astronomy in Europe.
- 5
- International Earth Rotation Service (IERS)
- Works to maintain the International Celestial Reference System and Frame, and the International Terrestrial Reference System and Frame, and to provide timely and accurate data on the Earth's orientation for current use and long-term studies. Site describes the group's structure and function.
- 6
- International Occultation Timing Association: European Section (IOTA/ES)
- A project consisting of predictions and data for the moon, asteroids, and planets.
- 7
- Joint Organization for Solar Observations (JOSO)
- Facilitates collaboration in solar physics among European solar astronomers. Contains details about JOSO's aims, structure, meetings and working groups.
- 8
- Royal Astronomical Society of Canada
- Key activities include research and observing planets, stars, celestial phenomena and the abatement of light pollution.
- 9
- The Astronomical League
- Composed of over two hundred local amateur astronomical societies from across the United States. Information on national conventions (ALCons), member societies, regions, Astronomy Day, and awards.
- 10
- The International Astronomical Union (IAU)
- Founded in 1919, has a mission to promote and safeguard the science of astronomy through international cooperation. The organization is also the internationally recognized authority for assigning designations to celestial bodies and surface features on such bodies.
- 11
- The Webb Society
- An international society of amateurs and professionals specialising in the observation of double stars and deep sky objects, founded in 1967.
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