Sonoma State Observatory (observatory) in Penngrove, CA, is a renowned astronomical center offering guided tours, telescope viewing, and educational programs to the public, providing a unique opportunity to explore the cosmos. We aim to inspire a deeper appreciation for science and the universe through our engaging experiences.
Operator computes a Business Health Score every night at 2 am HST. It's the one number that tells you if this shop is winning, losing, or steady. Here's how Sonoma State Observatory broke down on Apr 27, 2026.
Sonoma State Observatory is tracked nightly in Operator's Observatory market index for Penngrove, CA.
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