Night sky in September 2027
In September 2027 Mercury, Mars and Neptune are in the evening sky, Saturn and Uranus in the morning and the Moon is full on 15 September.
Times in UTC.
Moon phases
- First QuarterTue 7 Sept · 18:31
- Full MoonWed 15 Sept · 23:04
- Last QuarterThu 23 Sept · 10:21
- New MoonThu 30 Sept · 02:36
The darkest evenings for galaxies and nebulae are in the week around New Moon. Moon atlas →
Planets this month
| Planet | Where and when | Constellation | Brightness |
|---|---|---|---|
 Mercury | Evening sky after sunset | Virgo | mag 0.0 |
 Venus | Too close to the Sun to see this month | Virgo | mag -3.9 |
 Mars | Evening sky after sunset | Libra | mag 1.4 |
 Jupiter | Too close to the Sun to see this month | Leo | mag -1.7 |
 Saturn | Rises before midnight, best before dawn | Pisces | mag 0.1 |
 Uranus | Rises before midnight, best before dawn | Taurus | mag 5.7 |
 Neptune | Visible all night, highest around midnight | Pisces | mag 7.8 |
Highlights
- Mercury at greatest evening elongation
26° from the Sun, best seen in the western sky after sunset.
- Moon and Jupiter close together
3.8° apart.
- Neptune at opposition
Closest and brightest for the year; up all night, highest around midnight.
Close pairings are measured from the centre of the Earth; whether you can see one depends on your location. The forecast shows the events visible from your place.
Deep-sky objects well placed in the evening
High in the sky around 22:00 local time in mid-September.
From the Northern Hemisphere
M27 · Dumbbell NebulaPlanetary Nebula in Vulpecula
C20 · North America NebulaEmission Nebula in Cygnus
M39 · NGC 7092Open Cluster in Cygnus
M15 · NGC 7078Globular Cluster in Pegasus
M2 · NGC 7089Globular Cluster in Aquarius
C33 · East Veil NebulaSupernova Remnant in Cygnus
C34 · West Veil NebulaSupernova Remnant in Cygnus
C4 · Iris NebulaReflection Nebula in Cepheus
