The Sky over the Mornington Peninsula — September 2080
Highlights this month
- 16MonThe Moon passes Mercury — 1.0° apart. (2:04am)
- 16MonThe Moon passes Venus — 2° apart. (11:05am)
- 17TueMercury at greatest evening elongation (27° from the Sun, mag 0.1) — best evening apparition. (7:45pm)
- 22SunThe Moon passes Mars — 2° apart. (6:02am)
- 22SunSpring equinox.
- 24TueThe Moon passes Saturn — 3° apart. (6:22pm)
- 25WedThe Moon passes Jupiter — 3° apart. (12:27am)
- 30MonMercury is stationary — begins retrograde (westward) motion. (6:28pm)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sun 1 | 6:41am | 5:59pm | 11h 18m | 7:27pm | 5:13am |
| Tue 10 | 6:27am | 6:07pm | 11h 39m | 7:34pm | 5:00am |
| Fri 20 | 6:12am | 6:15pm | 12h 03m | 7:43pm | 4:44am |
| Mon 30 | 5:56am | 6:24pm | 12h 28m | 7:54pm | 4:27am |
Days lengthen by about 70 minutes over the month.
The Moon
- Last QuarterSat 7, 11:44am
- New MoonSat 14, 2:29am
- First QuarterSat 21, 8:52am
- Full MoonSun 29, 11:57am
Perigee 12 Sep (361,600 km) · Apogee 24 Sep (405,300 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Vir | 0.1 | 7:15am | 1:49pm | 8:24pm | Evening |
| Venus | Vir | −3.7 | 7:39am | 2:11pm | 8:45pm | Evening |
| Mars | Sgr | −0.7 | 11:29am | 7:06pm | 2:44am | Evening |
| Jupiter | Cap | −2.5 | 2:40pm | 9:40pm | 4:46am | Evening |
| Saturn | Cap | 0.3 | 2:24pm | 9:27pm | 4:35am | Evening |
| Uranus | Cap | 5.7 | 1:46pm | 8:56pm | 4:10am | Evening |
| Neptune | Cnc | 7.9 | 4:08am | 9:08am | 2:08pm | Morning |
The solar system — September 2080
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 25 August 2026.