A third quarter moon looks a lot like a first quarter moon—both appear as a half circle to our eye. But, again, you can tell the difference by which side of the moon is illuminated (the left for ...

After downloading a moon phase calendar or purchasing moon journal, here’s what to know about the phases in the 29.5-day moon cycle ahead and how to harness their energies. Yaorusheng / Getty Images ...

The moon will be almost exactly half illuminated by the sun on Sunday (Oct. 2), during a phase called the first quarter. This will also mark the closest the moon is to Earth during its first ...

A breakdown of how to get the most out of the different moon phases, from the new moon through waxing, full, and waning cycles.

Lunar enthusiasts can catch a glimpse of the "Lunar X" tonight, a striking criss-cross shape on the moon that can only be seen in the hours around its first quarter phase. The unique, 50-mile-wide ...

The Moon undergoes eight phases during its 29.5-day lunar cycle: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent.