In the U.S., the New Moon occurs tonight, Dec. 19, when the Moon is nearly invisible in the night sky, ending the waning ...

Don't miss the third quarter moon rising with Saturn and the constellation Pisces in the eastern sky at midnight tonight! July's third quarter moon phase occurs at 8:38 EDT (0038 GMT) on July 17, ...

Half of the moon will be illuminated as it reaches its first quarter phase on Monday, June 2. The first quarter phase marks the quarter point on the moon's monthly journey, according to NASA. During ...

I love to go for a walk with my dog. Sometimes we see the moon in the sky–even though it’s daytime. I asked my friend Michael Allen why that happens. He’s an astronomer at Washington State University.