Generate a Natal Chart: www.astro.com
Click: Free Astrology Courses
This page contains mini e-courses on various topics, from love to money to writing to health and more. They're PDF files you can download (and all free!).
Click on the links to read up on the planets in your natal chart, progressed chart, in transit, and in the composite chart (note that there isn't a separate page for progressed Jupiter or Saturn, but there is a blog article HERE for Jupiter and HERE for Saturn); Ceres interpretations are also covered in a series of blog articles starting HERE:
These pages cover the 12 astrological houses in the signs, and explanations for natal and transit planets in each natal and composite house: