August's full moon, which is coming Monday August 19, has several names, including supermoon, blue moon, and sturgeon moon.

If this asteroid were to collide with the moon, the impact would likely be clearly visible from Earth, although we would not ...

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 ...