Royal Astronomical Society
- Publishes journals, awards medals, fellowships and prizes.
Houses one of the most comprehensive libraries and archives in the
Campaign for Dark Skies (CfDS)
- Find out more about the CfDS, what is being done in the U.K., and
what you can do to help save our precious skies from light
Mars Society UK - Working
to further the goal of the exploration and settlement of the Red
Society for the History of Astronomy
- Encourages amateur research especially at the local level, and
organizes activities. Offers library, publications, projects, news,
meetings, and more.
Sheffield Astronomical Society
- Features meetings and further information.
Leicester University Astronomy Society
- Guides to the night sky: galaxies, clusters, nebulae, stars and
planets. Tour the observatories, telescopes, events, the
month-by-month calendar and ask an astronomer.
British Astronomical Association
- The voice of amateur astronomy in the United Kingdom.