The sky
in September 2027.
Everything the sky does in September 2027, day by day, to the minute, Paris time: new and full moons, planets entering signs, exact aspects between planets, retrogrades, eclipses and void of course Moon. Calculated from ephemerides. Next to moons, eclipses and retrogrades, the ☉ tag tells which birthdays it speaks to; every line leads to its own page.
Mars enters Scorpio.
Day by day
The ☉ tag gives the birthdays whose birth Sun is at that degree, to within one degree (births from 1920 to 2030).
Thursday 2 September
- ♂︎♏︎Mars enters Scorpio
- ☉︎□♅︎Sun-Uranus square
Friday 3 September
Monday 6 September
- ☿︎△♇︎Mercury-Pluto trine
Tuesday 7 September
Thursday 9 September
- ♂︎□♇︎Mars-Pluto square
Friday 10 September
Tuesday 14 September
Wednesday 15 September
- ♅︎℞Uranus turns retrograde at 9°57′ Gemini☉︎ 29 May – 2 June
Thursday 16 September
- ○Full Moon in Pisces, 22°53′☉︎ 11–15 March
Saturday 18 September
Monday 20 September
- ♂︎⚹♃︎Mars-Jupiter sextile
Wednesday 22 September
- ♀︎△♅︎Venus-Uranus trine
Thursday 23 September
Monday 27 September
Tuesday 28 September
- ☉︎△♇︎Sun-Pluto trine
- ☉︎☍♆︎Sun-Neptune opposition
Thursday 30 September
- ●New Moon in Libra, 6°43′☉︎ 28 September – 2 October
Retrogrades and void of course Moon
The Moon is void of course 13 times this month in the classical convention (105h 12m in all), 13 times in the modern one (105h 12m). All the times →
Questions
What are the key dates in September 2027?
Full Moon on the 16th at 01:04 (Pisces) and new Moon on the 30th at 04:37 (Libra). Sign changes: Mars into Scorpio on the 2nd, Mercury into Libra on the 3rd, Venus into Libra on the 14th, the Sun into Libra on the 23rd and Mercury into Scorpio on the 27th.
Which planets are retrograde in September 2027?
Saturn all month, Uranus from the 15th, Neptune all month and Pluto all month.
How many exact aspects between planets in September 2027?
13 exact aspects, Moon excluded. The first: Sun-Uranus square on the 2nd at 15:51; the last: Sun-Neptune opposition on the 28th at 16:23.
This month, on YOUR chart
These dates are the same for everyone. Your birthday tells where your Sun is; your birth, to the minute, tells where the other nine are. Every day AstroXP crosses the real sky with all ten, and tells you which ones concern you.
On a computer? Scan this code with your phone.
Calendars
Calculated with astronomy-engine (the app’s engine), geocentric positions, tropical zodiac. Paris time. Exact aspects between planets, Moon excluded; each day’s Moon is drawn at noon.