Franklin, IN Night Sky Brightness
Franklin, IN's night sky, measured from orbit
Satellite radiance puts Franklin in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Franklin's sky is brighter than 44.3% 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 Franklin
9 miles from Franklin, straight-line, sits Bargersville, IN, the nearest city here with a darker sky than Franklin's own suburban band.
Bargersville, IN is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Franklin compares nationally
Franklin, IN has a population of about 26,158, one of 3,206 US cities of 10,000 or more residents in this dataset. Franklin's position, 1,414 of 3,206, darkest to brightest, comes from the sampling method the methodology guide sets out.