The full moon technically rose in its totality early Friday ... Shorter wavelengths of the color spectrum, like blue, scatter easily when they hit the atmosphere. That's why a vast sky can ...

The full moon technically rose in its totality early Friday ... Shorter wavelengths of the color spectrum, like blue, scatter ...

Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...