Bay Area Astronomical Resources


Astronomical Association of Northern California

Association of Amateur Astronomy Clubs

San Francisco Amateur Astronomers (SFAA)

P.O. Box 15097
San Francisco, CA 94115
Email contacts
Star parties, meetings with speakers

San Jose Astronomical Association (SJAA)

P.O. Box 28243
San Jose, CA 95159-8243
Star parties, meetings with speakers, classes

Santa Cruz Astronomy Club

P.O. Box 3439
Santa Cruz, CA 95063
Observing nights, astronomy talks

The Astronomy Connection (TAC)

Network of Bay Area Amateur Observers
Star parties, events




UCO home > Public Information > Bay Area Astronomy

The following organizations sponsor public observing and astronomy-related programs. All are located within a 2.5 hour drive from the foot of Mount Hamilton.


Chabot Observatory

10000 Skyline Boulevard
Oakland, CA 94619
Night and solar observing, planetarium, exhibits, events, shows, facility rentals

Foothill College Observatory

12345 S. El Monte Road
Los Altos Hills, CA, 94022
Night and solar observing, classes, events

Fremont Peak Observatory Association

P.O. Box 1376
San Juan Bautista, CA 95045
Night and solar observing, presentations

Sonoma State University Observatory

1801 E. Cotati Ave
Rohnert Park, CA 94928
Monthly public viewing nights
What Physicists Do” weekly astronomy lectures


Fujitsu Planetarium

Deanza College
21250 Stevens Creek Boulevard
Astronomy and laser shows, school field trips, facility rentals

Morrison Planetarium

California Academy of Sciences
55 Music Concourse Drive
Golden Gate Park
San Francisco, CA 94118
Largest all-digital planetarium in the world: variety of shows, lecture series