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- Open every third Monday of each month, weather permitting.
- Observing starts one hour after sunset, but no earlier than 6:30 p.m.
- Open to the public, FREE admission
Next public observing session: Monday, February 20
For information regarding Grundy's public observing session please visit http://fandm.edu/x11609.xml
For current information as to whether the observatory will be open or closed, please visit http://home.comcast.net/~jerimagoon on the day of the public observing session.
Directions to the Grundy Observatory
The Grundy observatory is located on Baker Campus off of Harrisburg Pike.
- From Harrisburg Pike turn onto President Avenue.
- Head south on President.
- Turn right onto Hillcrest, toward Lancaster Country Day School.
- Continue to Wilson Drive (first stop sign), turn right.
- Go north on Wilson to the very end of the street, where you see a chain link fence and gate ahead of you.
- Drive through the gate and keep going until you see the observatory. Parking is available beside the building. If lot is full additional parking is available just pass the gate on the right.
Telescope Rental
Looking for a way to observe the wonders of the night sky, but don't have a telescope? Or are you wanting to test one out before investing in a telescope of your own? The North Museum offers an Orion SkyQuest XT4.5 reflecting telescope for rent. Observe planets and the moon, when visible, star clusters, the sun and more. Rental includes all of the following:
- EZ Finder II Reflex Sight Finderscope

- 25 mm and 10 mm eyepieces
- Moon Filter
- Solar Filter (for SAFE veiwing of sunspots, when visible, on the sun)
- Red Flashlight
- Resource Materials (Planisphere included)
- Training session from Cosmic Mike for the adult borrower
- 2 week rental (can be a little flexible dependant on percentage of nights with inclement weather conditions and availability of the telescope)
Total Rental Cost: $200 (includes a $100 Refundable Deposit Fee dependant on condition of returned telescope and accessories. (Entire rental package is valued at $500)
For more information or questions please contact Cosmic Mike at 717.291.4315 or cosmicmike@northmuseum.org