The Sky over the Mornington Peninsula — January 2155
Highlights this month
- 1WedMercury in inferior conjunction with the Sun — lost in the glare. (8:06pm)
- 4SatQuadrantids meteor shower peaks (up to 110/hr). A thin 1% Moon leaves the sky dark.
- 5SunNeptune in superior conjunction with the Sun — lost in the glare. (10:50pm)
- 12SunMercury is stationary — resumes direct (eastward) motion. (11:44am)
- 21TueJupiter is stationary — resumes direct (eastward) motion. (1:19am)
- 22WedThe Moon passes Saturn — 2° apart. (5:48am)
- 23ThuMercury at greatest morning elongation (24° from the Sun, mag −0.2) — best morning apparition. (1:54pm)
- 25SatThe Moon passes Mars — 3° apart. (12:11am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Wed 1 | 5:59am | 8:46pm | 14h 47m | 10:41pm | 4:04am |
| Fri 10 | 6:07am | 8:46pm | 14h 39m | 10:38pm | 4:14am |
| Mon 20 | 6:18am | 8:42pm | 14h 24m | 10:31pm | 4:29am |
| Fri 31 | 6:30am | 8:35pm | 14h 04m | 10:18pm | 4:47am |
Days shorten by about 42 minutes over the month.
The Moon
- New MoonSat 4, 2:30am
- First QuarterFri 10, 11:48pm
- Full MoonSun 19, 4:18am
- Last QuarterSun 26, 10:30pm
Perigee 3 Jan (357,000 km) · Apogee 16 Jan (406,100 km) · Perigee 31 Jan (360,000 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Sgr | 0.0 | 4:42am | 11:54am | 7:06pm | Hidden |
| Venus | Oph | −4.0 | 3:20am | 10:30am | 5:41pm | Morning |
| Mars | Vir | 0.3 | 12:12am | 6:15am | 12:18pm | Morning |
| Jupiter | Tau | −2.4 | 4:15pm | 9:16pm | 2:22am | Evening |
| Saturn | Leo | 0.3 | 10:48pm | 4:21am | 9:49am | Morning |
| Uranus | Oph | 5.8 | 4:06am | 11:28am | 6:50pm | Hidden |
| Neptune | Sgr | 8.0 | 5:33am | 12:48pm | 8:04pm | Hidden |
Meteor showers
- Quadrantids — peaks 4 January, radiant in Boötes (up to 110/hr). Radiant stays below the horizon from Victoria — essentially a no-show this far south. A thin 1% Moon leaves the sky dark.
The solar system — January 2155
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.