Astrodienst: Free Horoscopes, Time Zone Database and much more
www.astro.com
The Mountain Astrologer - America's leading astrology magazine
www.mountainastrologer.com
Astrological Association Great Britain
www.astrologicalassociation.com
Midheaven Bookshop. Distributor for CPA press publications.
www.midheavenbooks.com
German Astrology Database
www.astrosuche.net
Centaur Research Project
www.centaurresearchproject.de/menu
The Orbit Simulation Applet of NASA's JPL interactively shows orbits of planets, minor planets,
asteroids, centaurs etc.
neo.jpl.nasa.gov/orbits/