California Clubs Andromeda Society Astronomy Society in Yucca Valley Antelope Valley Astronomy Club Astronomy Club in Lancaster Association of Lunar & Planetary Observers Astronomy Association in Folsom Astronomers of Humboldt Astronomy Club in Eureka Astronomical Society of the Desert Astronomy Society in Rancho Mirage Astronomical Society of the Pacific Astronomy Society in San Francisco Astronomy Club of Lompoc Astronomy Club in Lompoc Astronomy Connection Astronomy Club in Salinas Big Bear Valley Astronomical Society Astronomy Society in Big Bear City Central Coast Astronomical Society Astronomy Society in San Luis Obispo Central Valley Astronomers Astronomy Club in Pinedale China Lake Astronomical Society Astronomy Society in Ridgecrest Columbia Astronomers Astronomy Club in Downey Eastbay Astronomical Society Astronomy Society in Oakland Etna Astros Astronomy Club Astronomy Club in Etna FirstLight Astronomy Club Astronomy Club in Temecula Fremont Peak Observatory Association Astronomy Association in San Juan Bautista Group 70 Large Aperture Telescope Project Astronomy Non-profit in Linden Halls Valley Astronomical Group Astronomy Group in San Jose Hercules Stargazers Astronomy Club in Richmond High Desert Astronomical Society Astronomy Society in Apple Valley Idyll-Gazers Astronomy Club Astronomy Club in Idyllwild Kern Astronomical Society Astronomy Society in Bakersfield Kern River Valley Astronomy Club Astronomy Club in Kernville Lake Tahoe Astronomers Astronomy Club in Lake Tahoe Local Group Astronomy Club Astronomy Club in Santa Clarita Los Angeles Astronomical Society Astronomy Society in Los Angeles Marin Stargazers Astronomy Club in Mill Valley Merced Society for Telescope and Astronomy Recreation Astronomy Club in Merced Mount Diablo Astronomical Society Astronomy Society in Walnut Creek Mountain Skies Astronomical Society Astronomy Society in Lake Arrowhead Mt. Shasta Stargazers Astronomy Club Astronomy Club in Mt. Shasta Nevada County Astronomers Astronomy Club in Nevada City Orange County Astronomers Astronomy Club in Costa Mesa Peninsula Astronomical Society Astronomy Society in Mountain View Polaris Observatory Association Astronomy Association in Somis Pomona Valley Amateur Astronomers Astronomy Club in Upland Riverside Astronomical Society Astronomy Society in Riverside Sacramento Valley Astronomical Society Astronomy Society in Sacramento San Bernardino Valley Amateur Astronomers Astronomy Club in Redlands San Diego Astronomy Association Astronomy Association in San Diego San Francisco Amateur Astronomers Astronomy Club in San Francisco San Jose Astronomical Association Astronomy Association in San Jose San Mateo County Astronomical Society Astronomy Society in San Mateo Santa Barbara Astronomical Unit Astronomy Unit for Santa Barbara Santa Cruz Astronomy Club Astronomy Club in Santa Cruz Santa Monica Amateur Astronomy Club Astronomy Club in Woodland Hills Sidewalk Astronomers Astronomy Association in Hollywood Sonoma County Astronomical Society Astronomy Society in Santa Rosa South Bay Astronomical Society Astronomy Society in Torrance Southern California Desert Video Astronomers Astronomy Club in Joshua Tree Stockton Astronomical Society Astronomy Society in Stockton Sun City Palm Desert Astronomy Club Astronomy Club in Sun City Palm Desert Temecula Valley Astronomers Astronomy Club in Murrieta Tri-Valley Stargazers Astronomy Club Astronomy Club in Livermore Tulare Astronomical Association Astronomy Association in Tulare Tule River Amateur Astronomers Astronomy Club in Springville Ventura County Astronomical Society Astronomy Society in Simi Valley Western Amateur Astronomers Astronomy Club in Lafayette
