On Monday, September 21, 1998 the Moon was in its new moon phase, with 1% of its disk illuminated and an age of 0.9 days since the last new moon. The Moon sits between the Earth and the Sun and shows us its dark side. It is practically invisible in the sky, and the nights are darkest, which is ideal for stargazing.
Moon data for this date
| Phase | 🌑 New Moon |
|---|---|
| Illumination | 1% |
| Moon age | 0.9 days |
| Day of the week | Monday |
| Last new moon | September 20, 1998 at 14:01 |
| Next full moon | October 5, 1998 at 17:12 (in 14.2 days) |
| Next new moon | October 20, 1998 at 08:09 (in 28.8 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.
← September 20, 1998 September 22, 1998 →
About the new moon
The Moon sits between the Earth and the Sun and shows us its dark side. It is practically invisible in the sky, and the nights are darkest, which is ideal for stargazing. The phase name comes from the Moon's position in its 29.53-day cycle: on September 21, 1998 it had completed 3% of the cycle that began with the new moon on September 20, 1998.
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 September 21, 1998. For sun times, check sunrise and sunset.