Amateur Astronomy California

• Regional: United States: California: Science and Environment 

• Antelope Valley Astronomy Club, Inc.  - Provides downloadable documents about club constitutions, operations guide and telescope handling. Also contains information on organized events and available sources for members.
• Astronomical Society of the Desert  - Shows collections of film clips depicting planetary rotations and solar events. Also includes details on committee members, club activities and eclipses.
• Astronomy Club at UCD  - Provides facts about club members, organized activities and instrumentations used.
• Central Valley Astronomers  - Presents maps and directions to observation locations. Also enumerates suggested rules for enjoyable activity.
• Colorado River Astronomy  - Provides information about some sources of danger in the study. Also exhibits image galleries of equipment and club activities.
• Eastbay Astronomical Society  - Contains archives of historical facts about star configurations. Also shows tips on using personal digital analog in locating celestial bodies.
• Fremont Peak Observatory Association  - Provides details about the history and instruments of the building. Also presents information about observing conditions and schedule of outreach programs.
• High Desert Astronomical Society  - Shows information about the instruments and the organized activities of the group. Also includes collections of images and a discussion forum.
• Local Group Astronomy Club  - Presents sound files of interviews and reports related with the study. Also includes collections of news articles on star parties and meetings.
• Los Angeles Astronomical Society  - Provides information on event schedules and membership benefits and application. Also accepts donations used to fund the various activities of the club.
• Los Angeles Valley College Astronomy Group  - Find the club calendar, planetarium information, and photographs.
• Mount Diablo Astronomical Society  - Provides information on outreach activities, membership privileges and organized events. Also contains archives of astronomical images and newsletters.
• Mountain Skies Astronomical Society  - Shows information about the Robert Brownlee Observatory, educational programs, and International Space Station events. Also presents details about used tools and accessories that are available for purchasing.
• Oceanside Photo and Telescope Astronomical Society  - Provides particulars on organized events and star party activities of the club with photos. Also displays pictures of club activities and solar system objects.
• Orange County Astronomers  - Contains collections of observation reports, astronomical photos and news articles. Also features membership information, observing aids and instructional materials.
• Polaris Observatory Association  - Provides information on observing conditions, equipment, members, and facilities. Also shows pictures of constellations and other astronomical bodies.
• Riverside Astronomical Society  - Details the group's outreach programs, star party activities, and observing locations. Also includes photos of viewed objects and instruments used.
• San Bernadino Valley Amateur Astronomers  - Features a calendar of events, photographs, meeting information, and club officers.
• San Diego Astronomy Association  - Shows information about educational outreach program, membership, organized activities and observation site of the club. Also features descriptions of available resources and merchandise.
• San Francisco Amateur Astronomers  - Contains archives of periodic publications, astronomical images, lunar application programs and star simulators. Also presents lecture schedules and observing locations data.
• San Jose Astronomical Association  - Featuring meetings, calendars and observation sites.
• San Mateo County Astronomical Society  - Details the organization’s historical background, organized activities and membership privileges. Also includes galleries of documents from the Event Horizon newsletter.
• Santa Barbara Astronomical Unit  - Shows archives of newsletters, solar system images and published articles. Also provides details about program of activities, observing locations and committee members.
• Santa Cruz Astronomy Club  - Contains collection of news articles on weather forecasts, space phenomena and observing reports.
• Sonoma County Astronomical Society  - Provides information about the objectives, history, organized events and Striking Parks program of the club. Also presents suggestions on getting started in the hobby.
• Southern California Observers  - Organization promoting education of astronomical observing. Enumerates membership privileges with descriptions.
• Stockton Astronomical Society  - Contains newsletters, pictures and observing aids. Also includes articles about constellations and telescopes.
• Tule River Amateur Astronomers  - Offers a history, meeting times, club events, and photographs.
• Ventura County Astronomical Society  - Displays discussion forums, online shop, astrophoto collections, downloadable planetarium and other application systems. Also provides details about outreach programs, club benefits and star party schedules.