For the most up-to-date information for the 100 Hours of Astronomy please see the 100 HA event map, or the 100 Hours of Astronomy cornerstone project webpage.

IYA Events in Pennsylvania

Please see the US IYA Calendar for events occurring Internationally.

We are coordinating a Regional Star Party, in which multiple locations across Pennsylvania will be open to the public for observing, with the 100 Hours of Astronomy from April 2-5.  Below is a list of locations which have registered with us for this event. 

Amateur Astronomers Association of Pittsburgh - April 3,4 starting around 6:45
Delaware Valley Amateur Astronomers - April 4, 7:30pm at Valley Forge Park
Villanova Astronomical Society - April 2,3 8-10pm

Or view the 100 Hours of Astronomy Map of all locations in Pennsylvania and surrounding areas which are registered on 100hoursofastronomy.org.

There are also many sites open to the public throughout the year.  For more information and to see a map of these locations, please see the observing locations map and list.

If you are interested in hosting your own star party, please consider registering with us so that we can help you promote your event.  Please see below for information on submitting your event.

If you would like to submit your event to us so that we can help promote it, please send an email to register@iyapa2009.com.  Please provide any necessary information (name of event, description, date, time, place, etc) and we will post your event as soon as possible.

For general questions, please contact info@iyapa2009.com.