Swiss Ephemeris- Free ephemeris for 9000 years
http://www.astro.com/swisseph/swepha_e.htm

Table of Lunar Node positions 2001-2020
http://astropixels.com/ephemeris/moon/moonnodes2001.html

Moontracks-Everything Lunar …. Great site for a variety of Lunar calendars
http://www.moontracks.com

Planet Watcher…..a good way to watch the cosmic dance unfold
http://planetwatcher.com/

Steven Forrest Astrology
http://www.forrestastrology.com/

Dane Rudhyar Archives
http://www.khaldea.com/rudhyar/

Rob Hand Website
http://arhatmedia.com/

Center for Psychological Astrology
http://www.cpalondon.com/

Astronomy Picture of the Day
http://apod.nasa.gov/apod/