Moon Phase Calculator
How to Use This Tool
This tool calculates the moon phase, illumination percentage, moon age, distances, and provides a countdown to the next full or new moon for a given date. It also shows the moon phases for the next 7 days.
Tool Details
- Select Date: Choose the date for which you want to know the moon information.
- Calculate: Click this button to determine the moon phase, illumination, countdown, age, and distances.
- Result: Displays the following information:
- Moon Phase: The current phase of the moon (e.g., New Moon, Waxing Crescent, etc.).
- Illumination: The percentage of the moon's visible surface illuminated by the sun.
- Countdown: The number of days until the next full or new moon.
- Moon Age: The number of days since the last new moon.
- Moon Distance: The current distance between the Earth and the moon in kilometers.
- Sun Distance: The current distance between the Earth and the sun in kilometers.
- Next 7 Days: A table showing the moon phase and illumination for the next 7 days.
Moon Phases, Approximate Days, and Illumination
| Moon Phase | Approximate Days | Illumination |
|---|---|---|
| New Moon | 1-2 days | 0-1% |
| Waxing Crescent | 3-7 days | 1-49% |
| First Quarter | 8-9 days | 50% |
| Waxing Gibbous | 10-14 days | 51-99% |
| Full Moon | 15-16 days | 100% |
| Waning Gibbous | 17-21 days | 99-51% |
| Last Quarter | 22-23 days | 50% |
| Waning Crescent | 24-29 days | 49-1% |
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