http://faraday.uwyo.edu/~mbrother/a1050 ... 50s05.html
That is the link to the class I am taking right now. Those links are slide shows with information on them.
You can, effectively, teach yourself Astronomy from this web page. Or if your just interested in it, there are several pages with helpful information that might be good for observing help. blahshuerhoasud mufalapha.
My teacher, Mike Brotherton.