Planetarium Star Ball

Seymour Planetarium

Springfield Science Museum

The planetarium is closed in September for annual maintenance.

The Springfield Science Museum is home to the Seymour Planetarium, the oldest operating planetarium in the United States. The star ball in the Seymour Planetarium can project more than 7,000 stars which vary in brightness.


In addition to general museum admission

Adults: $3
Children 3-17: $2
Museum members: Free