The Reichert Planetarium on the grounds of the Vanderbilt Museum in Centerport has been entertaining families with its "One World, One Sky" performance.
The half-hour show, produced by Sesame Street and the Adler Planetarium, features well-known characters like Big Bird and Elmo.
Children learn all about the sky, the planets and the stars during the show.
Parents told News 12 that a trip to the grounds of the Vanderbilt Museum brought back good memories.