What is the origin of 'sleep tight'? One of the mysteries of the English language finally explained.
The moon doesn't glow in a very real sense. It reflects the Sun's light. (Or the Earth's light if you're not on Earth and in the right position.) As Quora User says, the moon has a high albedo. So it reflects pretty well.
The moon reflects sunlight, which is why we are able to see it at all. There are four phases of the moon, or different shapes of the moon as viewed by those of us on Earth: 1  New moon, when the moon is not visible from Earth. 2  First quarter moon, when-after a new moon-one half of the moon is visible. 3  Full moon, when all of the moon is visible from Earth.