These are a few favorites I've found in my Etsy crawling:
They designed this one so you can cut off the calendar portion when the year is up, and still hang the moon print.
Great 70s lettering on this one.
By: Kin of Kin
This one offers some guidance about what those moon phases you're reading mean for you.
By: Chelsea Granger Art
By: Warpaint Studio
This one has so much information, that I don't even know what it all means, but it looks great!
And if you're looking for a bargain, $5 gets you a download to print yourself.