One complete cycle every 28 days.
29.5 days
The moon completes one full cycle, from new moon to new moon, in about 29.5 days. This is known as a synodic month.
One complete cycle of the moon's phases, from new moon to full moon and back to new moon, takes about 29.5 days. This period is known as a lunar cycle or a synodic month.
It takes about 29.5 days for the moon to complete one full phase cycle, from new moon to full moon and back to new moon again.
The moon takes about 29.5 days to go through a complete cycle of phases, known as a synodic month. This cycle includes all the phases from new moon to full moon and back to new moon again.
29.53 days
A full Moon cycle - for example, from one new moon to the next - is about 29 1/2 days.
29.5 days
The moon completes one full cycle, from new moon to new moon, in about 29.5 days. This is known as a synodic month.
a day or a year
One complete cycle of the moon's phases, from new moon to full moon and back to new moon, takes about 29.5 days. This period is known as a lunar cycle or a synodic month.
about 29 1/2 days
29.531 days. (rounded)
It takes about 29.5 days for the moon to complete one full phase cycle, from new moon to full moon and back to new moon again.
The moon takes about 29.5 days to go through a complete cycle of phases, known as a synodic month. This cycle includes all the phases from new moon to full moon and back to new moon again.
It takes about 29.5 days for the moon to go through one full cycle of phases, from new moon to full moon and back to new moon. This period is known as a lunar month or synodic month.
Viewed against the background of distant "fixed" stars, the moon completes one orbital revolution in 27.32 days. Observing the "phases" of the moon from Earth, it displays a complete cycle of shapes every 29.53 days.