In this free planetarium show, join Big Bird and Elmo as they explore the night sky with Hu Hu Zhu, a Muppet from "Zhima Jie, ...

Showtimes on Saturday are: 2 p.m., "One World, One Sky: Big Bird’s Adventure ... and 8:20 p.m., "Hot and Energetic Universe. " The planetarium is located in the York Learning Center ...

The first planetarium in the Western Hemisphere ... like "Destination Solar System," "Planet Nine" and "One World, One Sky: Big Bird's Adventure." Space enthusiasts invariably find the Adler's ...

The York County Astronomical Society, celebrating 19 years offering planetarium programs to ... features a children’s program, “One World, One Sky: Big Bird’s Adventure,” and a new program ...

The York County Astronomical Society offers Saturday afternoon programs for young children and families and Saturday evening ...