The Sky over the Mornington Peninsula — September 2154
Highlights this month
- 3TueMercury is stationary — begins retrograde (westward) motion. (4:22am)
- 16MonVenus in inferior conjunction with the Sun — lost in the glare. (11:26pm)
- 17TueMercury in inferior conjunction with the Sun — lost in the glare. (1:46am)
- 23MonSpring equinox.
- 24TueNeptune is stationary — resumes direct (eastward) motion. (4:03am)
- 25WedJupiter is stationary — begins retrograde (westward) motion. (1:26am)
- 25WedMercury is stationary — resumes direct (eastward) motion. (11:32am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sun 1 | 6:43am | 5:58pm | 11h 16m | 7:26pm | 5:15am |
| Tue 10 | 6:29am | 6:06pm | 11h 37m | 7:34pm | 5:01am |
| Fri 20 | 6:13am | 6:14pm | 12h 01m | 7:43pm | 4:45am |
| Mon 30 | 5:57am | 6:23pm | 12h 26m | 7:53pm | 4:28am |
Days lengthen by about 70 minutes over the month.
The Moon
- New MoonSun 8, 6:48am
- First QuarterSun 15, 5:10am
- Full MoonSun 22, 5:15am
- Last QuarterMon 30, 4:47am
Apogee 1 Sep (404,800 km) · Perigee 14 Sep (369,700 km) · Apogee 28 Sep (404,900 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Vir | 5.8 | 6:15am | 12:21pm | 6:26pm | Hidden |
| Venus | Vir | −3.6 | 5:50am | 12:10pm | 6:30pm | Hidden |
| Mars | Cnc | 1.5 | 4:19am | 9:16am | 2:12pm | Morning |
| Jupiter | Tau | −2.3 | 12:06am | 5:01am | 9:56am | Morning |
| Saturn | Leo | 0.5 | 5:34am | 10:56am | 4:19pm | Hidden |
| Uranus | Oph | 5.7 | 10:41am | 6:02pm | 1:28am | Evening |
| Neptune | Sgr | 7.9 | 12:19pm | 7:36pm | 2:56am | Evening |
The solar system — September 2154
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 26 September 2026.