Public Observng Night February 10, 2018 – 7-9 PM

To find out if an observing session is being held, the YCAS phone at  717 759 YCAS (9227) can be called for an updated status or check this website. Questions? Contact YCAS:  E-Mail YCAS

YCAS 2018 Schedule by Event

Blue = YCAS Members events
Green = Public events.

Upcoming Planetarium  Programs

Planetarium shows – February 10, 2018. See details: Planetarium Programs

Upcoming Public Observing StarWatches

Free Public StarWatch held 2nd Saturday of  each month from 7-9pm if clear. Note: We will be starting winter hours at the new time, 7pm through the winter months till March when we go back on Day light savings.

Free Public Observing – February 10, 2018. 7-9 pm See details: Public Observing

Free Radio Astronomy & Solar Observing – N/A.  

Upcoming YCAS Club meetings

Business/Astronomy Meeting will be held the 1st Friday of each month at 7-9 pm.

February 2, 2018 6:30PM – Regular/Business meeting TBA

Public Observing 2018

To be Announced

Night Sky Network (UPDATING) YCAS Calendar

The York County Astronomical Society will also hold special meetings and other events throughout the year. For the most current listing of club activities and events, please call the YCAS phone at 717 759 YCAS (9227)



IreneJackson OBSERVATORY, Planetarium ,