Computed by SunCalc

The Moon Almanac

The entry for tonight

Moon Phase Tonight — First Quarter

Illumination
31%
Moon age
5.6 days
Next full moon
Jul 29 · 10d
Next new moon
Aug 12

The Moon is 31% illuminated tonight. The next full moon falls on July 29 at 15:01 UTC — in 10 days, the Buck Moon.

Singapore · 10:47 PM · W · Elevation 10° · 31% illuminated
−3h +10h
Full sky & later tonight →

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☾ ✦ ☽

  Is Tonight Good for…?


Tonight's Moon is a First Quarter, 31% lit. Great for stargazing, poor for outdoors by moonlight.

Stargazing

good

Fairly dark — faint objects show well, especially once the Moon has set.

Best dark-sky nights →

Moon photography

good

Earthshine and a crisp terminator give a delicate crescent.

Best nights to shoot →

Outdoors by moonlight

fair

Little moonlight — bring a headlamp, but enjoy the darker, starrier sky.

Moonrise & moonset →

Earth–Moon distance tonight: 386,699 km

Want tonight's moonrise, moonset and best viewing time where you are?

☾ ✦ ☽

I.  The Month Ahead


Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
Full
2
94%
3
89%
4
82%
5
73%
6
Q3
7
Q3
8
Q3
9
30%
10
20%
11
11%
12
5%
13
New
14
New
15
New
16
6%
17
13%
18
21%
19
30%
20
Q1
21
Q1
22
Q1
23
69%
24
78%
25
85%
26
91%
27
96%
28
Full
29
Full
30
Full
31
Full

July 2026 · phase for each day (UTC)

Browse other months →

II.  What Is a Moon Phase?


The Moon makes no light of its own — it only ever reflects the Sun. What changes is how much of its lit half we can see from here. Turn the Moon around its orbit and watch the shape resolve.

Fig. — How a moon phase forms Sun · Earth · Moon
SUNLIGHT → EARTH
From Earth you see
🌖 Waning Gibbous
86% illuminated
Chapter 1 / 7
The Moon never changes shape

It is a ball of rock, and the Sun always lights exactly one half of it — like a flashlight shining on a tennis ball.

NewFirst QtrFullLast QtrNew
or drag the Moon around its orbit

Read the plate & play the game →

III.  Lunar Curiosities


IV.  Plan Your Night


V.  The Reading Room


Today is Sunday, July 19, 2026