The Birthplace of American Astronomy

See through the oldest public telescope in the country.

Mission & Vision Sit, Stay, Stargaze Supermoon 2016 2017 Calendar Photo Contest



Welcome to the


We are a fully functioning 19th century observatory used daily by the public and amateur astronomers, civic organizations, teachers and students, scouts and history buffs. We offer public astronomy programs and stargazing every Thursday & Friday evening and dozens of special events throughout the year.



A National Historic Landmark


When you explore the beautiful buildings and see through the large, historic telescopes, you'll step back in time and space. 

Watch our New Video






Sunday October 2, from 1-4pm

The Observatory's first ever animal adoption event presented by Red Dog Resort and Spa







Watch the Full Moon rise on our beautiful east-facing lawn at our annual lunar celebration

October 15 from 6-9pm

Howl at the Supermoon






Photo Contest


Although the submissions are closed, we want to thank you for your stellar images.  Winners will be notified in the coming weeks, and look for the unveiling of the new calendar later this fall. 


Mission & Vision
Sit, Stay, Stargaze
Supermoon 2016
2017 Calendar Photo Contest

Join Us

Join, donate, and volunteer to make the "Birthplace of American Astronomy" a vibrant center for education and wonder

Public Events

See "What's Up" at the Observatory.  Each season has a new planet, star cluster, or nebula to explore

School Programs

Plan a field trip, schedule an outreach visit to your classroom, or gather the scouts for an evening at the Observatory