The Sky over the Mornington Peninsula — May 2155
Highlights this month
- 3SatSaturn is stationary — resumes direct (eastward) motion. (6:27am)
- 5MonMars is stationary — resumes direct (eastward) motion. (5:37pm)
- 6TueEta Aquariids meteor shower peaks (up to 50/hr). A thin 20% Moon leaves the sky dark.
- 6TueMercury is stationary — resumes direct (eastward) motion. (8:03pm)
- 10SatThe Moon passes Saturn — 3° apart. (11:57pm)
- 12MonThe Moon passes Mars — 0.4° apart. (10:26pm)
- 22ThuMercury at greatest morning elongation (26° from the Sun, mag 0.5) — best morning apparition. (3:37am)
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Thu 1 | 7:01am | 5:33pm | 10h 32m | 7:02pm | 5:32am |
| Sat 10 | 7:09am | 5:23pm | 10h 14m | 6:54pm | 5:39am |
| Tue 20 | 7:18am | 5:15pm | 9h 57m | 6:47pm | 5:46am |
| Sat 31 | 7:26am | 5:09pm | 9h 42m | 6:42pm | 5:53am |
Days shorten by about 49 minutes over the month.
The Moon
- New MoonFri 2, 1:37am
- First QuarterSat 10, 3:36am
- Full MoonSat 17, 11:33am
- Last QuarterSat 24, 2:08am
- New MoonSat 31, 3:38pm
Apogee 7 May (405,200 km) · Perigee 19 May (362,400 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Ari | 0.9 | 5:10am | 10:45am | 4:21pm | Morning |
| Venus | Ari | −3.7 | 5:59am | 11:19am | 4:39pm | Hidden |
| Mars | Leo | −0.3 | 2:36pm | 8:26pm | 2:19am | Evening |
| Jupiter | Tau | −1.8 | 8:45am | 1:34pm | 6:23pm | Hidden |
| Saturn | Leo | 0.4 | 1:41pm | 7:02pm | 12:27am | Evening |
| Uranus | Sgr | 5.6 | 7:17pm | 2:44am | 10:06am | Morning |
| Neptune | Sgr | 7.9 | 8:46pm | 4:05am | 11:19am | 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 thin 20% Moon leaves the sky dark.
The solar system — May 2155
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 26 September 2026.