Moon on Thu, August 21, 2025
Lunar Leap 6/28
The Moon on this date is Waning Crescent, with about 5% of its disk illuminated.
Illumination
5%
Moonrise
--:--
Moonset
--:--
Moonrise and moonset are for Seoul. Moonset is when the Moon that rose this day sets, so it can fall on the next day.
A thin crescent appears low in the eastern sky before sunrise.
The Moon on August 21, 2025
On August 21, 2025, the Moon was a waning crescent, 27.3 days old and 5% illuminated, in the constellation Cancer about 379,537 km (235,833 mi) from Earth. The next New Moon followed on August 23, 2025.
- Phase
- Waning Crescent
- Illumination
- 5%
- Moon age
- 27.3 days since New Moon
- Distance from Earth
- 379,537 km (235,833 mi)
- Constellation
- Cancer
- Previous Full Moon
- August 9, 2025
- Next New Moon
- August 23, 2025
- Next Full Moon
- September 7, 2025
Moon phases around August 21, 2025
| Date | Moon | Lit | Age |
|---|---|---|---|
| 8/18 Mon | Waning Crescent | 29% | 24.3d |
| 8/19 Tue | Waning Crescent | 19% | 25.3d |
| 8/20 Wed | Waning Crescent | 11% | 26.3d |
| 8/21 Thu | Waning Crescent | 5% | 27.3d |
| 8/22 Fri | Waning Crescent | 2% | 28.3d |
| 8/23 Sat | New Moon | 0% | 29.3d |
| 8/24 Sun | Waxing Crescent | 1% | 0.9d |
Values are calculated with Astronomy Engine at 12:00 Korea Standard Time (03:00 UTC) on each date; New and Full Moon dates are in UTC. Moon age counts days since the New Moon; distance is centre to centre.