Moon Phase Calculator
Type in any date and this calculator shows the exact moon phase emoji for that day.
Waxing Crescent
Illumination
14.7%
Moon Age
3.7 d
Distance
370k km
Trend
waxing
About the Moon Phase Calculator
The moon phase calculator is a free online lunar calculator that gives you an accurate answer in seconds. Type in any date and this calculator shows the exact moon phase emoji for that day. Just pick a date and the calculator does the rest, using the same astronomy math NASA uses to track the moon.
People also search for this as a moon phase calculator, moon calculator, lunar calculator. Whatever you call it, this moon calculator is built to be fast, accurate, and easy to use on any phone or computer. There is no sign up, no download, and no cost — just open the page, type your date, and read the answer.
Every number on this page comes from a real moon phase calculation engine. That means the moon phase, the moon age, the illumination percent, and the moon distance are all computed from the same formulas used in astronomy textbooks. You can trust the result for school projects, sky watching plans, or simple curiosity about the night sky.
Related Calculators
Moon Age Calculator
Work out the lunar age of the moon on any date you choose.
Moon Illumination Calculator
Calculate the exact percentage of the moon's face that is lit on any day.
Days Until Full Moon
Count down the number of days left until the next bright full moon.
Days Until New Moon
Count down the days until the next new moon begins a fresh lunar cycle.