New Moon
Monday, 21 May 1917 · 01:47 local in London
1917-05-21 00:47 UTC · Europe/London
New Moon occurs at 01:47 local time in London on 21 May. 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
-15°
At the exact phase
Illumination
0%
New Moon
Local date
21 May
1917
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 01:47 local · NASA LRO surface
Next moonrise
04:47
Next moonset
21:58
Next events
Calendar →May 1917
29
First Quarter Moon
Above horizon00:33 local · Tue, Tue 29 May · Moon 8°
Jun 1917
5
Full Moon
Below horizon14:06 local · Tue, Tue 5 Jun · Moon -60°
Jun 1917
12
Last Quarter Moon
Above horizon07:38 local · Tue, Tue 12 Jun · Moon 38°
Jun 1917
19
New Moon
Not visible14:02 local · Tue, Tue 19 Jun · Moon 60°