Distance Mi |
Bear -ing |
S p o n s o r e d? |
Chart | Preview color key | Light Pollution | Prov/State | Comments/Links |
0 | |
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Hume Observatory |
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California |
Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network. |
8 | SW |
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SPARQ Observatory |
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|
California |
Observatory of SPARQ at Piner High School. In Santa Rosa. |
9 | S |
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Santa Rosa |
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|
California |
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10 | W |
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The Bishop's Ranch |
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|
California |
Retreat and conference center. |
13 | E |
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Angwin |
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California |
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13 | SE |
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Robert Ferguson Observatory |
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|
California |
Observatory in Sugar Loaf Ridge State Park near Kenwood. |
13 | SW |
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Forestville |
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|
California |
A town in Sonoma county. |
16 | S |
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Sonoma State University Observatory |
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|
California |
observatory in Sonoma State University. Near Rohnert Park and Cotati |
16 | SW |
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Occidental Observatory |
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|
California |
Near Occidental. |
19 | NE |
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Putah Creek Observatory |
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|
California |
Future site of a private observatory in Pope Valley. |
23 | NW |
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Lake Sonoma |
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|
California |
A site used by TAC |
23 | SE |
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Sonoma |
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|
California |
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26 | W |
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Vista Trail |
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|
California |
Trail and overlook in Sonoma County. |
29 | N |
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Taylor Observatory |
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|
California |
A community Observatory in Kelseyville. |
29 | SE |
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Napa |
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|
California |
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30 | S |
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Marshall |
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|
California |
A town in Marin county by Tomales Bay. |
30 | N |
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Clear Lake |
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|
California |
Covers the Clear Lake area inclunding Boggs Mountain State Forest. |
33 | NE |
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Ghost Pine Observatory |
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|
California |
A private observatory in the Upper Capay Valley. |
33 | S |
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North Point Observatory |
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|
California |
A private observatory. |
34 | E |
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Blue Ridge |
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|
California |
The general area of Blue Ridge, in the Vaca Mountains. |
37 | E |
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Esparto |
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|
California |
Site used by the Davis Astronomers. |
38 | NW |
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Galbreath Wildlands Preserve |
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California |
Wildlife preserve of Sonoma State University. |
40 | S |
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Drakes Bay visitors center |
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|
California |
Officially the Kenneth C. Patrick Vistor Center. Site of astronomy classes at the Point Reyes National Seashore national park. |
40 | SE |
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Vallejo Observatory |
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California |
A private observatory site close to Vallejo. |
41 | E |
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Vacaville |
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|
California |
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42 | S |
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San Rafael |
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|
California |
A site used by the used by the Marin Observers. |
43 | W |
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Sea Ranch |
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California |
A private ranch near Gualala. |
45 | N |
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Powerpoint Lookout |
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California |
A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.) |
45 | S |
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Mount Tamalpais State Park |
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|
California |
Centered on Rock Springs parking area, of Mount Tamalpais State Park, a site used by the San Francisco Amateur Astronomers. Also site of astronomy programs organized by the Mt. Tamalpais Interpretive Association (MTIA). |
45 | SE |
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Foxboro Park |
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California |
City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers. |
47 | S |
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Point Richmond |
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|
California |
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47 | SE |
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Hercules Stargazers Alternate Site |
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California |
An observing site of the Hercules Stargazers in Hanna Ranch Park. |
47 | W |
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Gualala |
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|
California |
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51 | E |
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Davis |
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|
California |
A town in Yolo county. |
53 | SE |
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Diablo Valley College |
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California |
College near Concord. |
53 | SE |
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Lawrence Hall of Science |
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California |
A public and school science center of the University of California at Berkeley. |
54 | NW |
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Lookout Ranch |
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|
California |
A private ranch. |
54 | NW |
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Rubicon Observatory |
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California |
A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino. |
56 | NE |
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Tisdale Boat Launch |
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California |
A public boat launch, though there is a fee. |
56 | S |
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Morrison Planetarium |
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California |
Planetarium at the California Academy of Sciences. In San Francisco. |
56 | SE |
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CBA Concord Observatory |
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California |
A private Observatory. Part of the Center for Backyard Astrophysics. |
57 | S |
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San Francisco |
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California |
Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers. |
57 | SE |
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Oakland |
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California |
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58 | SE |
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Chabot Space and Science Center |
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California |
A science center home to the Eastbay Astronomical Society. In Oakland. |
58 | SE |
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Concord Observatory |
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California |
A private observatory in Concord. |
59 | S |
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San Francisco State University Observatory |
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|
California |
Observatory of SFSU at Thornton Hall. |
59 | SE |
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Saint Mary's College Observatory |
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California |
AKA Geissberger Observatory. Observatory of Saint Mary's College. |
61 | SE |
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Rio Vista |
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California |
A town in Solano county. |
62 | SE |
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DVHS Espace Academy |
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California |
ESpace Academy, part of Deer Valley High School In Antioch. |
63 | SE |
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Mount Diablo |
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|
California |
Home of the Mt. Diablo Astronomical Society. |
65 | E |
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Sacramento |
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California |
Home of the Sacrameto Valley Astronomical Association. |
67 | S |
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Pacifica |
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California |
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67 | SE |
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Barking Spider Observatory |
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California |
A private observatory near Castro Valley. |
68 | NE |
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Yuba City Astronomical Observatory |
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California |
A private observatory in Yuba City. |
68 | SE |
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DarkSights Observatory |
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|
California |
A private observatory. |
69 | SE |
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Brentwood |
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California |
Forecast also covers Byran and Oakley. |
69 | SE |
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Castro Valley |
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California |
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69 | SE |
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San Ramon |
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|
California |
Site of outreach events held by the Eastbay Astronomical Society. |
72 | E |
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Elk Grove |
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|
California |
Used for public star parties by the Sacramento Valley Astronomical Association (SVAS). |
72 | NW |
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Chamberlain Creek Rest Stop |
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|
California |
A public rest-stop on Highway 20. |
72 | S |
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San Mateo |
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California |
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74 | E |
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Waltz Road |
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|
California |
A a spot along Waltz road. Near Wheatland. |
74 | S |
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CSM Observatory |
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California |
Observatory of the astronomy department of College of San Mateo. |
75 | S |
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Half Moon Bay |
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California |
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76 | S |
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Ewell Observatory |
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California |
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78 | E |
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Wilton |
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California |
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79 | NW |
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Mendocino |
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California |
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79 | SE |
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Livermore |
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California |
Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton. |
80 | SE |
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Fremont |
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California |
The town in Alameda country. |
81 | S |
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Menlo School |
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|
California |
A school with an astronomy club. In Atherton |
82 | E |
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Lodi |
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|
California |
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82 | E |
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Rancho Cordova |
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California |
A private site of the Sacramento Valley Active Astronomers Research Group. |
82 | S |
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Menlo Park |
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California |
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84 | E |
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Penryn |
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|
California |
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84 | S |
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Stanford |
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|
California |
Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society. |
84 | S |
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Stanford Faculty Observatory |
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|
California |
A private observatory of a faculty member of Stanford University. |
85 | E |
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Folsom Lake State Recration Area |
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|
California |
State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom. |
86 | SE |
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Del Valle |
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|
California |
Site details. |
87 | E |
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Sierra Skies Observatory |
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|
California |
A private observatory. |
87 | NW |
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Starry Kingdom Observatory |
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|
California |
A private observatory in Laytonville. |
87 | S |
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Vista Hill |
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|
California |
A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society. |
87 | SE |
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Stockton |
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California |
Home of the Stockton Astronomical Society. |
88 | N |
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Buckhorn Recreation Area |
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|
California |
Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party. |
88 | S |
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Foothill Observatory |
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|
California |
Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills. |
88 | S |
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Mountain View |
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California |
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90 | E |
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Auburn |
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|
California |
Forecast also covers the Auburn State Recreation Area |
90 | NE |
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Feather River Observatory |
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|
California |
A private observatory in Oroville. |
90 | S |
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Montebello |
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|
California |
Montebello Open Space Preserve is a site used by TAC |
91 | SE |
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Tracy Airport |
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|
California |
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92 | NE |
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Penn Valley |
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|
California |
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92 | S |
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Pescadero |
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|
California |
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92 | SE |
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Greenhawk Observatory |
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|
California |
A private observatory. |
93 | SE |
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Cupertino |
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|
California |
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94 | E |
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Buena Vista Observatory |
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|
California |
A private observatory. |
95 | SE |
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San Jose |
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|
California |
Home of the San Jose Astronomical Association. |
96 | NE |
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Meadow View Observatory |
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|
California |
A private observatory. |
97 | NE |
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Chico Community Observatory |
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California |
A community observatory in Upper Bidwell Park. |
97 | S |
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Saratoga |
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|
California |
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98 | NE |
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Big Bird Observatory |
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|
California |
A private observatory near Paradise. |
98 | NE |
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Rock Hill Observatory |
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|
California |
A private observatory in Grass Valley. |
99 | E |
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Cameron Park Rotary Club Community Observatory |
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|
California |
A community observatory built and operated by the Rotary Club of Cameron Park, the El Dorado County Office of Education, and Folsom Lake College. In El Dorado County. |
100 | NE |
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James Clerk Maxwell Observatory |
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|
California |
A private observatory near Nevada City. |
100 | NE |
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Paradise |
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|
California |
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100 | NE |
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NCC Robotic Observatory |
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|
California |
Observatory of Sierra College in Grass Valley. |
100 | S |
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Oak Ridge Observatory |
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|
California |
Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains. |
100 | SE |
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Ross Creek Observatory |
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|
California |
A private observatory in San Jose. |
100 | SE |
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Telescope Row |
|
|
California |
A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties. |
101 | E |
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Pardee Reservoir Recreation Area |
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|
California |
Recreation area used as an observing site by the Stockton Astronomical Society. |
102 | NE |
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Nevada City |
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|
California |
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102 | SE |
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Mount Hamilton |
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|
California |
Home of the Lick Observatory. |
104 | SE |
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Hidden Hill Observatory |
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|
California |
Observatory of the Tri-Valley Stargazers |
105 | E |
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Foresthill |
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|
California |
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106 | S |
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Summit View Observatory |
|
|
California |
A private observatory in the Santa Cruz Mountains. |
107 | S |
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Holmes Observatory |
|
|
California |
A private observatory near Lompico. |
107 | SE |
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Santa Teresa Spring |
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|
California |
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108 | S |
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Bonny Doon Airfield |
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|
California |
A site used by the Santa Cruz Astronomy Club. |
110 | E |
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Fiddletown |
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|
California |
A site about 6 miles east of Fiddletown proper. |
110 | SE |
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Green Acres Observatory |
|
|
California |
A private observatory. |
110 | SE |
|
Rancho Cañada del Oro |
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|
California |
An Open Space Preserve of the Santa Clara County Open Space Authority. Used by the San Jose Astronomical Association for public outreach. |
111 | E |
|
Rancho Del Sol Observatory |
|
|
California |
A private observatory near Camino. |
111 | S |
|
Davenport Beach |
|
|
California |
A beach in Davenport. |
112 | SE |
|
Modesto |
|
|
California |
Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College. |
113 | S |
|
Baskin Engineering Observatory |
|
|
California |
An observatory of the University of California, Santa Cruz. |
114 | E |
|
Telegraph City |
|
|
California |
A site used by some members of the Stockton Astronomical Society. |
114 | SE |
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BREIT IDEAS Observatory |
|
|
California |
A private observatory outside Morgan Hill. |
114 | SE |
|
Henry Coe State Park |
|
|
California |
A site used by SJAA and TAC |
114 | SE |
|
Morgan Hill |
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|
California |
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116 | S |
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Cabrillo College Observatory |
|
|
California |
Observatory of Cabrillo College. |
116 | S |
|
Hidden Valley Observatory |
|
|
California |
A private observatory near Soquel. |
116 | S |
|
Santa Cruz |
|
|
California |
Home of the Santa Cruz Astronomy Club. |
117 | NE |
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Blue Canyon |
|
|
California |
Airport site used by the Sacramento Valley Astronomical Society. |
118 | E |
|
Keeton Observing Site |
|
|
California |
A private observing site also used by some members of the Sacramento Valley Astronomical Society |
118 | SE |
|
Coyote Lake |
|
|
California |
A county park used by members of the SJAA and TAC.Near Gilroy. |