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• Pa , Maryland, Delaware Virginia Astronomical Clubs

• AELC - Astronomy Enthusiasts of Lancaster County

• Amateur Astronomers Association of Pittsburgh

• Astronomical Society of Harrisburg 

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• Central Pennsylvania Observers

• Cherry Springs Dark Sky Fund/Association

• Chesmont Astronomical Society

• Cumberland Astronomy Club

• Delmarva Star Gazers

• Goddard Astronomy Club

• Greater Hazleton Area Astronomical Society

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• Howard Astronomical League

• Lackawanna Astronomical Society

• Lehigh Valley Amateur Astronomical Society

• NOVAC Northern Virginia Astronomy Club

• Oil Region Astronomical Society

• Penn State Astronomy Club

• Starlight Astronomy Club Web Site

• Westminster Astronomical Society

• Tri-State Astronomers 

  Star Parties

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• Almost Heaven Star Party

• Astroblast

• Black Forest Star Party

• Blackwater Falls Astronomy Weekend

• Cherry Springs Star Party

• Delmarva Stargaze

• NOVAC Star Gaze

• Staunton River Star Party

• Stella Della Valley

Other Related Astronomical Links

• Aurora Solar Terrestrial Dispatch

• Arkansas Sky Observatory

• Astro Pix

• Astronomical League

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• American Astronomical Society

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• Association of Lunar and Planetary Observers

• AstroMart

• BAA Comet Section Home Page

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• Cherry Springs

• Constellations and their Stars

• G A R Y  W. K R O N K ' S   C O M E T O G R A P H Y 

• GLOBE AT NIGHT

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• Deep Space Views

• Free Planetarium Download

• Free Astronomy Program downloads

• Gary W. Kronk's Comets and Meteor Showers

• HEAVENS ABOVE

• Hubble Telescope Images

• International Occultation Timing Association 

• The Planetary Society

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• Mike Boschat's Astronomy Links Great Links!

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• Sky and Telescope

• Skyhound's Comets this Month

• SLOOH

• Space Adventures

• Space Calendar (JPL)

• Space.Com

• Spaceweather

• Spaceweather Radar Meteors Live

• Solar Terrestrial Dispatch

• StarDate Online

• Starizona  Astronomy information

• Starry Nights Astrophotography

• Starry Night Lights Lighting Fixtures

• Stella Dela StarFest

• Stellafane  

• Students for the Exploration and Development of Space

• Teacher-Student Science Resources

• Today's Space Weather

• Tony Hoffman's Astro Web

• The Constellations and their stars

• The Messier Catalog

• The Milky Way Galaxy

• The Official U.S. Time

• What Time Is It