The Sky over the Mornington Peninsula — May 2191
Highlights this month
- 6FriEta Aquariids meteor shower peaks (up to 50/hr). A bright 90% Moon interferes badly this year.
- 7SatMercury in superior conjunction with the Sun — lost in the glare. (9:09am)
- 10TueThe Moon passes Saturn — 5° apart. (6:37am)
- 12ThuUranus in superior conjunction with the Sun — lost in the glare. (6:24am)
- 13FriThe Moon passes Mars — 3° apart. (9:21pm)
- 17TueSaturn at opposition — closest and brightest of the year, up all night in Libra (mag −0.1). (2:38pm)
- 26ThuThe Moon passes Venus — 3° apart. (6:32pm)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Sun 1 | 7:01am | 5:32pm | 10h 31m | 7:02pm | 5:32am |
| Tue 10 | 7:10am | 5:23pm | 10h 13m | 6:54pm | 5:39am |
| Fri 20 | 7:18am | 5:15pm | 9h 56m | 6:47pm | 5:46am |
| Tue 31 | 7:27am | 5:09pm | 9h 42m | 6:42pm | 5:53am |
Days shorten by about 49 minutes over the month.
The Moon
- First QuarterSun 1, 10:46pm
- Full MoonMon 9, 4:59pm
- Last QuarterMon 16, 12:05pm
- New MoonMon 23, 3:46pm
- First QuarterTue 31, 4:37pm
Apogee 1 May (404,700 km) · Perigee 14 May (368,700 km) · Apogee 29 May (405,100 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Tau | −1.5 | 8:06am | 12:55pm | 5:44pm | Hidden |
| Venus | Gem | −4.6 | 10:48am | 3:16pm | 7:44pm | Evening |
| Mars | Sgr | −1.0 | 8:41pm | 4:09am | 11:33am | Morning |
| Jupiter | Tau | −1.7 | 9:38am | 2:22pm | 7:07pm | Hidden |
| Saturn | Lib | −0.1 | 5:28pm | 12:30am | 7:28am | All night |
| Uranus | Ari | 5.9 | 7:01am | 12:05pm | 5:08pm | Hidden |
| Neptune | Psc | 7.9 | 3:16am | 9:14am | 3:12pm | Morning |
Meteor showers
- Eta Aquariids — peaks 6 May, radiant in Aquarius (up to 50/hr). Debris of Halley's Comet and one of the best showers of the year from the south — swift meteors in the pre-dawn eastern sky. A bright 90% Moon interferes badly this year.
The solar system — May 2191
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 21 October 2026.