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Open Directory - Science: Astronomy: Amateur: Organizations: North America: United States: Pennsylvania
Amateur Astronomers Association of Pittsburgh
- Calendar, facilities, features, guides, and light pollution.
The Astronomical Society of Harrisburg, PA
- Classes, events, public speaking and observing, information, gallery, star party information, resources, and forum.
Astronomy Enthusiasts of Lancaster County
- Calendar, gallery, events, and resources.
Berks County Amateur Astronomical Society
- Calendar, library, events, and newsletter located at Wyomissing.
Bucks-Mont Astronomical Association
- Picture archive, calendar of events, club event calendar, observation reports, message board, and activities located in Chalfont.
Central Pennsylvania Observers
- Skywatch, meetings, resources, calendar, and links located in State College.
Chesmont Astronomical Society
- Forums, newsletters, articles, and news located at Limerick.
Chester County Astronomical Society
- Astrophotography, calendar, library, maps, and newsletter archive.
The Delaware Valley Amateur Astronomers
- Events and meetings, public star parties, gallery, articles and observing tips, space news, and links located in Philadelphia.
The Oil Region Astronomical Society
- Includes observatory information, education section, calendar, gallery, star party information located in Oil City.
PennState Astronomy Club
- Meetings, history, events, equipment, and gallery located at University Park.
Rittenhouse Astronomical Society
- Meetings, events, and items of interest located at Philadelphia.
Starlight Astronomy Club
- Observation information, schedule, events, and new observer information located at Hollidaysburg.
York County Astronomical Society
- Schedule, telescope clinic, public observing, observatory information, and news located at Jacobus.
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