Glenn Heights, TX Night Sky Brightness
How dark is the sky in Glenn Heights, TX?
Glenn Heights's sky measures suburban edge here. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Only 21% of the 3,206 cities measured here read darker than Glenn Heights.
Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute, covered fully in the Bortle scale guide.
How far Glenn Heights is from a meaningfully darker sky
5 miles from Glenn Heights, straight-line, sits Red Oak, TX, the nearest city here with a darker sky than Glenn Heights's own suburban edge band.
Red Oak, TX is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Glenn Heights against the rest of the dataset
Glenn Heights, TX counts roughly 19,752 residents, among the 3,206 US cities this site tracks. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Glenn Heights comes in at 669, darkest to brightest.