The Sky over the Mornington Peninsula — January 2139
Highlights this month
- 4SunQuadrantids meteor shower peaks (up to 110/hr). A thin 14% Moon leaves the sky dark.
- 10SatJupiter in superior conjunction with the Sun — lost in the glare. (8:25pm)
- 20TueUranus is stationary — begins retrograde (westward) motion. (9:19pm)
- 29ThuSaturn in superior conjunction with the Sun — lost in the glare. (7:30am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Thu 1 | 5:59am | 8:46pm | 14h 47m | 10:41pm | 4:04am |
| Sat 10 | 6:07am | 8:46pm | 14h 39m | 10:39pm | 4:14am |
| Tue 20 | 6:18am | 8:42pm | 14h 25m | 10:31pm | 4:29am |
| Sat 31 | 6:30am | 8:35pm | 14h 05m | 10:18pm | 4:47am |
Days shorten by about 42 minutes over the month.
The Moon
- New MoonThu 1, 10:45am
- First QuarterThu 8, 3:45am
- Full MoonThu 15, 2:49pm
- Last QuarterFri 23, 8:06pm
- New MoonFri 30, 10:37pm
Perigee 4 Jan (364,000 km) · Apogee 19 Jan (405,700 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Cap | −1.0 | 6:58am | 2:13pm | 9:27pm | Hidden |
| Venus | Oph | −4.0 | 3:17am | 10:27am | 5:37pm | Morning |
| Mars | Cap | 1.2 | 7:47am | 2:49pm | 9:50pm | Hidden |
| Jupiter | Sgr | −1.7 | 5:56am | 1:13pm | 8:30pm | Hidden |
| Saturn | Cap | 0.5 | 7:15am | 2:20pm | 9:26pm | Hidden |
| Uranus | Vir | 5.5 | 12:24am | 6:44am | 1:03pm | Morning |
| Neptune | Oph | 8.0 | 3:13am | 10:24am | 5:35pm | Morning |
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 14% Moon leaves the sky dark.
The solar system — January 2139
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 14 September 2026.