When it enters into the atmosphere, light contributes to sky glow.
The use of full cutoff fixtures help to reduce sky glow by preventing light from escaping above the horizontal.
In every lighting system, some sky glow also results from light reflected from the ground.
It was bathed in purple sky glow, its crevices and seams shot with crapy black.
Beyond the top of the slope the other floating garden was growing larger against the sky glow, a flat-topped rock with a jagged keel.
Who had ever seen aluminum picking up a pink sky glow?
The moon was rising and the sky glow of its rising made the river glisten like a road of flowing silver.
Stark against the sky glow, a pack carried a long banner with separate poles for each member.
In optical astronomy, stray light from sky glow can limit the ability to detect faint objects.
Natural sky glow can come from natural lighting resources such as the moon, the stars, the sun or auroras.