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Beaver Creek Clear Sky Clock

"To bring together those who appreciate the night sky!"
The TriState Astronomers is a group of amateur astronomers from the area surrounding Hagerstown, MD.
We began in 1985 and we enjoy sharing the ageless wonders of the night sky.
About Us!
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TSA Public Outreach


Club Officers



Public Outreach/Events


Satellite Flybys
Bright Comets
Observing Awards
Telescope Basics -
Getting Started with your New Telescope

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Public Outreach Programs

Volunteers are needed for the following TSA Outreach events.

Free Public Star Party at
The Antietam National Battlefield

The evenings of October 27 and 28
From sunset until 11 pm, both nights!

The TriState Astronomers will have telescopes set up near the Visitor’s Center for the public to observe the wonders of the autumn night sky. Stop by when you wish - this event is ongoing throughout the evening, provided the sky is not cloudy. Also - there will be laser guided tours of the night sky through the evening.

Both nights sponsored by "Visit Hagerstown Maryland".

Research Talk & Star Party Series
Where:   Penn State Mont Alto, Mont Alto, PA
When:    7:30PM until 10:00PM on Tuesday, October 17, 2017
Show me a MAP

TSA member Kim Herrmann is continuing a series of three evening talks per Penn State semester (fall & spring) followed by a star party (weather permitting) at Penn State Mont Alto (roughly half an hour NNE of Hagerstown or 15 min N of Renfrew Museum and Park). Here’s the plan for the evenings:

7:15 PM Open the room for the talk
7:30-8:30 PM Feature Talk (Auditorium of General Studies)
8:30-8:45 PM Light refreshments (cookies) / time to set up telescopes
8:45-10:00 PM Star Party in the Perry Field)

TSA Brochure to download.

Renfrew Telescope Clinic Video

NASA Recognition
The TSA received letter and certificate for solid Outreach work.

Night Sky Network
As a member of the Night Sky Network and as a public service, Tri-State Astronomers offer OutReach programs to communities in the local tri-state area.

If you are interested in requesting a Tri-State member to conduct a presentation at an event, please email the request to Dan Kaminsky. Please submit the request at least 4 weeks in advance of the event.

Tri-State Astronomers is a non-profit volunteer organization and cannot guarantee availability of a presenter for the requested event.

Check out some of our past events