The observatory is closed for the summer!
Please sign up here in advance to reserve your spot.
We will update the open schedule at the start of next semester.
* Last updated: 7/6/2026 at 11:45 AM
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* Our open/closed status will be updated ~30 minutes before each session.
Check out Start Here for what to bring and how to find the Observatory
For more info, please contact astro-oa@calpoly.edu
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