Somerville, NJ Night Sky Brightness
Somerville, NJ's night sky, measured from orbit
Somerville reads as suburban on this dataset's scale. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Somerville's sky is brighter than 82.4% of the 3,206 cities in this dataset.
Note the source: a satellite reading of upward light, not a visual Bortle scale reading. The two measure related but different things, explained in the Bortle scale guide.
Where to go for a darker sky near Somerville
The closest place in this dataset with a meaningfully darker sky is New Providence, NJ, roughly 14 miles away in a straight line, rated suburban edge. Road distance will be more.
New Providence, NJ is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Somerville compares nationally
Somerville, NJ counts roughly 14,428 residents, among the 3,206 US cities this site tracks. Somerville's position, 2,627 of 3,206, darkest to brightest, comes from the sampling method the methodology guide sets out.