The Sky over the Mornington Peninsula — October 2101
Highlights this month
- 1SatMercury is stationary — resumes direct (eastward) motion. (2:48pm)
- 7FriVenus at greatest evening elongation (47° from the Sun, mag −4.4) — best evening apparition. (12:11am)
- 8SatMercury at greatest morning elongation (18° from the Sun, mag −0.5) — best morning apparition. (10:36pm)
- 13ThuThe Moon passes Mars — 4° apart. (3:44pm)
- 21FriOrionids meteor shower peaks (up to 20/hr). A thin 3% Moon leaves the sky dark.
- 21FriUranus at opposition — closest and brightest of the year, up all night in Pisces (mag 5.7). (4:45pm)
- 26WedThe Moon passes Venus — 0.2° apart. (11:54am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sat 1 | 5:56am | 6:24pm | 12h 28m | 7:54pm | 4:27am |
| Mon 10 | 6:42am | 7:32pm | 12h 50m | 9:04pm | 5:11am |
| Thu 20 | 6:28am | 7:42pm | 13h 14m | 9:16pm | 4:54am |
| Mon 31 | 6:14am | 7:54pm | 13h 40m | 9:32pm | 4:36am |
Days lengthen by about 72 minutes over the month.
The Moon
- Full MoonFri 7, 5:56pm
- Last QuarterSat 15, 7:11pm
- New MoonSun 23, 5:37am
- First QuarterSat 29, 9:20pm
Apogee 13 Oct (405,100 km) · Perigee 25 Oct (363,200 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Vir | −1.0 | 6:06am | 12:11pm | 6:15pm | Hidden |
| Venus | Oph | −4.5 | 8:35am | 4:07pm | 11:40pm | Evening |
| Mars | Tau | −0.8 | 12:49am | 5:32am | 10:16am | Morning |
| Jupiter | Lib | −1.6 | 8:14am | 3:17pm | 10:19pm | Evening |
| Saturn | Lib | 0.5 | 7:33am | 2:16pm | 8:58pm | Hidden |
| Uranus | Psc | 5.7 | 7:59pm | 1:33am | 7:02am | All night |
| Neptune | Leo | 8.0 | 5:26am | 11:13am | 5:00pm | Hidden |
Meteor showers
- Orionids — peaks 21 October, radiant in Orion (up to 20/hr). Also from Halley's Comet; Orion rides high after midnight from the south, giving a fair show. A thin 3% Moon leaves the sky dark.
The solar system — October 2101
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 2 September 2026.