Three College Observatory

Is My TCO Public Night Canceled?

There are a variety of reasons the TCO Public night might be canceled, including inclement weather, telescope malfunction or road conditions. We monitor the weather (sometimes right up until the last minute!) to ensure the best viewing experience for our visitors. Please check this page before traveling to the TCO for any updates or cancelations.  We’ll post any changes late in the afternoon on the day you are scheduled to come to the observatory.

Monday night December 23, 2024 – Observing at the Three College Observatory is WILL BE HELD AS SCHEDULED beginning about 5:30 pm. 

Please dress for cold outdoor conditions.