The Sky over the Mornington Peninsula — August 2189
Highlights this month
- 10MonMercury in inferior conjunction with the Sun — lost in the glare. (9:54am)
- 13ThuPerseids meteor shower peaks (up to 100/hr). A thin 2% Moon leaves the sky dark.
- 17MonThe Moon passes Saturn — 0.2° apart. (6:17pm)
- 19WedMercury is stationary — resumes direct (eastward) motion. (8:22pm)
- 19WedThe Moon passes Mars — 2° apart. (8:23pm)
- 22SatUranus is stationary — begins retrograde (westward) motion. (10:46am)
- 28FriMercury at greatest morning elongation (18° from the Sun, mag −0.2) — best morning apparition. (6:38am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sat 1 | 7:21am | 5:32pm | 10h 11m | 7:03pm | 5:50am |
| Mon 10 | 7:11am | 5:40pm | 10h 29m | 7:10pm | 5:42am |
| Thu 20 | 6:59am | 5:49pm | 10h 50m | 7:17pm | 5:30am |
| Mon 31 | 6:43am | 5:58pm | 11h 15m | 7:26pm | 5:16am |
Days lengthen by about 63 minutes over the month.
The Moon
- Last QuarterTue 4, 2:46pm
- New MoonWed 12, 1:31pm
- First QuarterWed 19, 1:00pm
- Full MoonWed 26, 11:15am
Apogee 5 Aug (404,800 km) · Perigee 19 Aug (369,900 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Cnc | 3.9 | 6:25am | 11:47am | 5:08pm | Hidden |
| Venus | Vir | −4.1 | 8:57am | 3:10pm | 9:24pm | Evening |
| Mars | Lib | −0.2 | 11:08am | 6:24pm | 1:43am | Evening |
| Jupiter | Ari | −2.2 | 12:21am | 5:34am | 10:48am | Morning |
| Saturn | Vir | 0.6 | 10:09am | 4:41pm | 11:14pm | Evening |
| Uranus | Ari | 5.8 | 12:36am | 5:44am | 10:52am | Morning |
| Neptune | Psc | 7.8 | 8:49pm | 2:56am | 8:59am | Morning |
Meteor showers
- Perseids — peaks 13 August, radiant in Perseus (up to 100/hr). The famous northern shower, but its far-northern radiant scarcely rises from Victoria — only a trickle this far south. A thin 2% Moon leaves the sky dark.
The solar system — August 2189
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 20 October 2026.