The Sky over the Mornington Peninsula — September 2149
Highlights this month
- 6SatMercury at greatest morning elongation (18° from the Sun, mag −0.3) — best morning apparition. (7:33am)
- 9TueThe Moon passes Jupiter — 5° apart. (6:33pm)
- 12FriNeptune is stationary — resumes direct (eastward) motion. (8:43pm)
- 22MonVenus at greatest evening elongation (46° from the Sun, mag −4.4) — best evening apparition. (6:58am)
- 23TueSpring equinox.
- 24WedThe Moon passes Saturn — 3° apart. (5:39am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Mon 1 | 6:42am | 5:58pm | 11h 16m | 7:26pm | 5:15am |
| Wed 10 | 6:29am | 6:06pm | 11h 38m | 7:34pm | 5:01am |
| Sat 20 | 6:13am | 6:15pm | 12h 02m | 7:43pm | 4:45am |
| Tue 30 | 5:57am | 6:23pm | 12h 26m | 7:53pm | 4:28am |
Days lengthen by about 70 minutes over the month.
The Moon
- New MoonTue 2, 2:28pm
- First QuarterWed 10, 2:51pm
- Full MoonThu 18, 2:06am
- Last QuarterWed 24, 5:44pm
Apogee 8 Sep (405,000 km) · Perigee 20 Sep (363,900 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Leo | −1.1 | 5:54am | 11:26am | 4:58pm | Hidden |
| Venus | Lib | −4.3 | 8:07am | 3:05pm | 10:04pm | Evening |
| Mars | Vir | 1.7 | 7:11am | 1:26pm | 7:41pm | Hidden |
| Jupiter | Sco | −1.7 | 9:42am | 4:52pm | 12:06am | Evening |
| Saturn | Tau | −0.1 | 1:43am | 6:31am | 11:20am | Morning |
| Uranus | Lib | 5.6 | 9:22am | 4:30pm | 11:37pm | Evening |
| Neptune | Sgr | 7.9 | 11:30am | 6:48pm | 2:09am | Evening |
The solar system — September 2149
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 21 September 2026.