New Moon
Saturday, 20 December 2025 · 01:44 local in London
2025-12-20 01:44 UTC · Europe/London
New Moon occurs at 01:44 local time in London on 20 December. The Moon passes near the Sun in the sky, so its Earth-facing side is unlit. Dark skies make this a good period for deep-sky observing.
Moon altitude
-60°
At the exact phase
Illumination
0%
New Moon
Local date
20 Dec
2025
Viewing tips
- The Moon itself will not be visible.
- Use the darker sky for stars, the Milky Way, and deep-sky targets.
- Check that the Sun has fully set before using a telescope.
Visibility, honestly
Not visible — lost in the Sun's glare.
A phase is a global instant; whether it is above your horizon depends on location. Weather is not included here. Check the tonight outlook for cloud cover and a viewing score. No eclipse or conjunction claim is made on this page.
Phase times from Astronomy Engine. Rise/set and altitude use atmospheric refraction. Method
New Moon · 0% lit
Phase at 01:44 local · orientation schematic
Next moonrise
09:02
Next moonset
15:39
Next events
Calendar →Dec 2025
27
First Quarter Moon
Above horizon19:10 local · Sat, Sat 27 Dec · Moon 40°
Jan 2026
3
Full Moon
Below horizon10:03 local · Sat, Sat 3 Jan · Moon -7°
Jan 2026
10
Last Quarter Moon
Below horizon15:49 local · Sat, Sat 10 Jan · Moon -43°
Jan 2026
18
New Moon
Not visible19:52 local · Sun, Sun 18 Jan · Moon -34°