Below are some helpful links and resources on the internet
The American Association of Amateur Astronomers
The Astronomical League
The Constellations Web Page
Eric Weissenstein’s World of Astronomy
Satellite Predictions
STARCast: Daily observing conditions
International Dark-Sky Association (IDA)
NASA Skywatching
National Radio Astronomy Observatory (NRAO)
Charlottesville Astronomical Society
Astronomy Picture of the Day
Richmond Astronomical Society
Search for Extraterrestrial Intelligence at Home
SkyView: The Internet’s Virtual Telescope
SkyWatch: Daily email on astronomical events.
StarDate Online
Students for the Exploration and Development of Space (SEDS)
USNO Astronomical Applications Department
Society of Amateur Radio astronomers
Great-space-and-astronomy-lesson-plan-ideas
Southern Maryland Astronomical Society
Northern Virginia Astronomy Club