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AAVSO | American Association of Variable Star Observers
Description: Largest variable star observers' organization in the world, serving amateur and professional astronomers since 1911 in Cambridge.
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Language: English
Site topics: astronomy
Observing programs, astronomy classes, news, almanac, and gallery.
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Founded in 1919, has a mission to promote and safeguard the science of astronomy through international cooperation. The organization is also the internationally ...
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The Astronomical Society of South Australia was founded in 1892 and is the oldest society of its kind in Australia.
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Geared towards amateur astronomers. Astronomy news, sky charts, product reviews, in-depth articles on the science of astronomy, and weekly sky observing guides.
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General information, events, features, and history.
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The Royal Astronomical Society, encourages and promotes the study of astronomy, solar-system science, geophysics and closely related branches of science. The RAS ...
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Key activities include research and observing planets, stars, celestial phenomena and the abatement of light pollution.
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Knoxville Observers is a hobby group located in Knoxville Tennessee that fosters the love of the night sky to its members
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3.0 / 5.0, Language: English