Asterism.org
Home of Amateur Astronomers, Inc.
September 2024 – May 2025
September 2023 – May 2024
September 2022 – May 2023
NOTE: Sperry Observatory will be closed on July 3rd in observance of the holiday. Our next opening of the Observatory and presentation will be on July 10.
All visitors must register to enter the Sperry Observatory. Admission and programs are free of charge.
