Order your 2023 EarthSky lunar calendar here.
Find out how to use EarthSky’s lunar calendar
EarthSky’s lunar calendar is a novel, stunning, poster-sized calendar printed in lush silver on deep blue, offering the phases of the moon for day by day of the yr, and noting every month’s new and full moons. In actual fact, it reveals the moon waxing from new to full, and waning from full to new. It’s attractive. And it’s one of the best reward ever! Plus, it’ll enable you get in contact with nature. So what extra may you ask for in a calendar?
Learn the 5 suggestions under and luxuriate in your moon calendar.
1. First, get to know your lunar calendar
.
The horizontal row on the prime represents the months of the yr, and the vertical rows to the proper and left provide the date. Yep, it’s simply that easy.

2. Benefit from the moon’s cycle.
One cycle, from new moon to new moon, is known as a lunar month or synodic month. The imply size of the section cycle is 29.53059 days (29 days, 12 hours, and 44 minutes), although it may fluctuate from about 29.3 to 29.8 days.
3. Every evening, the lunar calendar reveals the moon’s section.
As a matter of reality, the section of the moon will let you recognize if the moon will probably be out tonight, and when. At new moon: the moon will not be seen (until there’s a photo voltaic eclipse). At first quarter: the moon lights up the night hours, setting within the west round midnight. Then at full moon: the moon stays out all evening lengthy. Lastly, at last quarter: the moon rises within the east round midnight, and may be discovered within the morning sky. And it units round midday.
4. Understand that the moon is a world in area.
Like Earth, it’s at all times half-lit by sunshine and half-engulfed in its personal shadow. However the share of the moon’s daylight aspect that we see from Earth adjustments. The moon’s evening aspect faces us at new moon. And its completely illuminated day aspect faces us at full moon. Then the terminator – the shadow line dividing the lunar day from the lunar evening – reveals you the place it’s dawn on the moon because the moon waxes from new to full. In addition to, it reveals you the place it’s sundown on the moon because the moon wanes from full to new.

5. Gather ’em.
Maintain on to your EarthSky lunar calendars, even after the yr has handed. Then, for those who put up them in your wall aspect by aspect, they make a really cool wave sample. Plus … contemplate that the ancients found that 235 lunar (synodic) months virtually precisely equal 19 years. Meaning the phases of the moon will recur – or almost recur – on the identical calendar dates 19 years from now. Woot!
So what are you ready for?
Order your EarthSky lunar calendar right this moment and luxuriate in a newfound appreciation for the lunar month and the intriguing cycle of lunar phases.
Order your EarthSky lunar calendar here.

Backside line: It’s stunning. It’s one of the best reward ever! And it’ll enable you get in contact with nature. Right here’s why you want an EarthSky lunar calendar, the highest suggestions for utilizing it, and the place to order one.
Order your EarthSky lunar calendar here.
Find EarthSky astronomy tools and gear at the EarthSky Store.