On Saturday, October 17, 2026 the Moon will be in its first quarter phase, with 45% of its disk illuminated and an age of 7.0 days since the last new moon. Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight.
Moon data for this date
| Phase | 🌓 First Quarter |
|---|---|
| Illumination | 45% |
| Moon age | 7.0 days |
| Day of the week | Saturday |
| Last new moon | October 10, 2026 at 12:50 |
| Next full moon | October 26, 2026 at 01:11 (in 8.5 days) |
| Next new moon | November 9, 2026 at 04:02 (in 22.7 days) |
The Moon on the surrounding days
Compare the phase and illumination over the three days before and after. Click a day to open its page.
← October 16, 2026 October 18, 2026 →
About the first quarter
Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight. The phase name comes from the Moon's position in its 29.53-day cycle: on October 17, 2026 it had completed 24% of the cycle that began with the new moon on October 10, 2026.
Looking for another date, such as a birthday? Use the Moon phase on the day I was born tool, see the Moon phase today page with the lunar calendar, or find the day of the week of October 17, 2026. For sun times, check sunrise and sunset.