Sky Guides
How to Work Out the Moon Phase for Any Date by Hand
You can work out the Moon’s phase for any date, past or future, with one reference new moon, the length of the lunar month and a bit of…
1 post tagged Moon Age
You can work out the Moon’s phase for any date, past or future, with one reference new moon, the length of the lunar month and a bit of…
Know when to look up
One short alert before a full moon, eclipse, meteor shower peak, or new article. No email, unsubscribe any time.