Links for Astronomy Logbooks:

10 Minute Astronomy
Night Sky Hunter
Astronomy Logs
Astronomy Log Books

Other Astronomy Clubs in Northern California

Etna Astros
Shasta Astronomy Club (Redding)

Free Astronomy Software

Cartes du Ciel (Sky Maps) - PC, Mac OS X, Linux versions
Stellarium - PC, Mac OS X, Linux versions

Here are some useful astronomy links:

Adventures in Deep Space
American Association of Variable Star Observers
Association of Lunar and Planetary Observers (A.L.P.O.)
Astronomical League
Astronomy Picture of the Day
Astronomy Magazine
Astronomy Mall
Atlas of the Universe
Bad Astronomy
Cassini-Huygens
Cloudy Nights
Digital Universe Viewer
Deep Sky Objects Browser --This is a great resource
Full Moon Atlas
Heavens Above
Hubble Site
Messier Object Index
Mike Weasner's Mighty ETX site
NASA Learning Center for Young Children
NASA Planetary Photojournal
Printable Moon Maps
Sky and Telescope
Sky Map - Monthly Observing Map
Space.com
Space Weather
StarDate Online
The Constellations and Their Stars
The NGC/IC Project
The Ultimate Messier Object Log
The Urban Astronomer - Blog
Uncle Rod's Astro Blog
Your Sky