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 ...

The first quarter moon is the perfect opportunity to explore shadowed craters lining the terminator. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

This week in Skywatch, I want to go back to basics when it comes to the moon. So why does the moon change shape? Why is it a crescent on one night, a half-moon another night, and a full moon on yet ...

The First Quarter Moon is scheduled for October 28 at 12:21 P.M. EDT, presenting its terminator halfway across the visible lunar disk. During this lunar phase, observers can distinguish maria and ...