The Sky over the Mornington Peninsula — August 2121
Highlights this month
- 3SunJupiter in superior conjunction with the Sun — lost in the glare. (1:52pm)
- 10SunThe Moon passes Saturn — 2° apart. (2:54pm)
- 13WedPerseids meteor shower peaks (up to 100/hr). A thin 0% Moon leaves the sky dark.
- 16SatThe Moon passes Mercury — 3° apart. (2:36am)
- 22FriMercury at greatest evening elongation (27° from the Sun, mag 0.3) — best evening apparition. (6:59pm)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Fri 1 | 7:21am | 5:32pm | 10h 10m | 7:03pm | 5:50am |
| Sun 10 | 7:12am | 5:39pm | 10h 27m | 7:09pm | 5:42am |
| Wed 20 | 6:59am | 5:48pm | 10h 48m | 7:17pm | 5:31am |
| Sun 31 | 6:44am | 5:57pm | 11h 13m | 7:25pm | 5:16am |
Days lengthen by about 63 minutes over the month.
The Moon
- Last QuarterWed 6, 1:20am
- New MoonWed 13, 4:53pm
- First QuarterThu 21, 8:30pm
- Full Moon SupermoonThu 28, 6:46pm
Perigee 1 Aug (360,800 km) · Apogee 16 Aug (406,000 km) · Perigee 29 Aug (357,300 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Leo | 0.1 | 8:12am | 2:03pm | 7:55pm | Evening |
| Venus | Gem | −3.7 | 5:34am | 10:27am | 3:19pm | Hidden |
| Mars | Vir | 1.4 | 9:19am | 3:39pm | 9:59pm | Evening |
| Jupiter | Cnc | −1.6 | 6:45am | 11:51am | 4:56pm | Hidden |
| Saturn | Gem | 0.0 | 4:56am | 9:44am | 2:32pm | Morning |
| Uranus | Gem | 5.7 | 5:37am | 10:26am | 3:14pm | Hidden |
| Neptune | Vir | 7.9 | 10:08am | 4:42pm | 11:16pm | Evening |
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 0% Moon leaves the sky dark.
The solar system — August 2121
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 9 September 2026.