Astronomy Societies and Club Sites
- Irish Astronomical Society - Ireland's oldest astronomy society.
- Irish Astronomical Association - This astronomy society is based in Northern Ireland.
- Astronomy Club South Africa - Learn about our solar system and our galaxy.
- British Astronomical Association - Britain's leading organisation for observational astronomy.
- Society for Popular Astronomy - Founded by Sir Patrick Moore, the SPA is for everyone. Whether you're young or old, a beginner or an experienced skywatcher, there’s something for you.
- Astronomical Society of the Pacific - A scientific and educational organization, founded in San Francisco on February 7, 1889. It has members all over the USA and the world.