What the night sky looks like over Sunnyvale, CA

Sunnyvale's sky measures suburban here. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Only 77.7% of the 3,206 cities measured here read darker than Sunnyvale.

The number comes from orbit, not a stargazer's logbook, so treat it as an estimate of sky glow rather than a certified Bortle class.

The nearest darker sky to Sunnyvale

The closest place in this dataset with a meaningfully darker sky is Los Altos, CA, roughly 4 miles away in a straight line, rated rural. Road distance will be more.

Los Altos, CA is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.

Sunnyvale against the rest of the dataset

About 156,792 people live in Sunnyvale, CA, sized enough to appear in this dataset of 3,206 incorporated US cities. Among all 3,206 cities here, Sunnyvale ranks 2,478 from darkest to brightest, 1 being the darkest measured.