Daylight or the light of day's the combination of all direct and indirect sunlight outdoors during the daytime (and perhaps twilight). This includes direct sunlight, diffuse sky radiation, and (often) both of these reflected from the Earth and terrestrial objects. Sunlight scattered or reflected from objects in outer space (that's, beyond the Earth's atmosphere)'s generally not considered daylight. Thus, moonlight's never considered daylight, despite being "indirect sunlight". Daytime's the per… (More on Daylight)