The Sky over the Mornington Peninsula — September 2170
Highlights this month
- 10MonMercury in superior conjunction with the Sun — lost in the glare. (12:40am)
- 12WedVenus in inferior conjunction with the Sun — lost in the glare. (5:26am)
- 14FriThe Moon passes Mars — 3° apart. (9:56pm)
- 22SatJupiter in superior conjunction with the Sun — lost in the glare. (4:35pm)
- 23SunThe Moon passes Saturn — 3° apart. (2:20am)
- 23SunSpring equinox.
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sat 1 | 6:42am | 5:58pm | 11h 16m | 7:26pm | 5:15am |
| Mon 10 | 6:29am | 6:06pm | 11h 37m | 7:34pm | 5:01am |
| Thu 20 | 6:13am | 6:15pm | 12h 02m | 7:43pm | 4:45am |
| Sun 30 | 5:57am | 6:23pm | 12h 26m | 7:53pm | 4:28am |
Days lengthen by about 70 minutes over the month.
The Moon
- Last QuarterTue 4, 3:05am
- New MoonTue 11, 1:34am
- First QuarterMon 17, 5:04pm
- Full MoonTue 25, 2:48pm
Perigee 11 Sep (357,500 km) · Apogee 26 Sep (406,300 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Vir | −1.3 | 6:39am | 12:36pm | 6:32pm | Hidden |
| Venus | Leo | −3.7 | 5:32am | 11:43am | 5:53pm | Hidden |
| Mars | Lib | 1.2 | 8:39am | 3:39pm | 10:40pm | Evening |
| Jupiter | Vir | −1.5 | 6:41am | 12:37pm | 6:33pm | Hidden |
| Saturn | Aqr | 0.3 | 4:17pm | 10:59pm | 5:45am | Evening |
| Uranus | Aqr | 5.8 | 4:01pm | 10:44pm | 5:31am | Evening |
| Neptune | Cap | 7.8 | 3:11pm | 10:04pm | 5:00am | Evening |
The solar system — September 2170
Evening sky Morning sky Up much of the night Lost in the Sun’s glare
Open the full interactive orrery ↗ — fast-forward, pick any date, toggle the Moon and more.
Looking for an earlier month? Browse all past monthly guides →
Generated automatically from the MPAS sky engine on 7 October 2026.