Description Link
www.discoverthecosmos.eu "The Discover the COSMOS coordination action aims to demonstrate innovative ways to involve teachers and students in e-Science through the use of existing e-infrastructures in order to spark young people’s interest in science and in following scientific careers." SIte contains links to educational software and resources. http://www.discoverthecosmos.eu
Ewell Observatory Tools and information to assist astronomers http://www.ewellobservatory.com/resources/
  Compute Values of Earth's Magnetic Field http://www.ngdc.noaa.gov/cgi-bin/seg/gmag/fldsnth1.pl
  Distro Astro

www.distroastro.org

Lunar and Planetary Institute Impact cratering http://www.lpi.usra.edu/education/explore/shaping_the_planets/impact_cratering.shtml
  http://macapper.com/2007/05/18/grapher-an-os-x-secret-gem/  
  Society for Popular Astronomy http://www.popastro.com/
Amateur Spectroscopy Amateur website and resource http://www.amateurspectroscopy.com/index.htm
Sun and Moon Physics Forums http://www.physicsforums.com/
  Astronomy Online http://astronomyonline.org/
  Astronomical Algorithms pdf http://dzucconi.github.io/calendrical/docs/Jean-Meeus_Astronomical_Algorithms.pdf
  Accessability http://globalaccessibilitynews.com/?s=astronomy