Planetary hours
in Aulnay-sous-Bois.
The day, from sunrise to sunset, is cut into twelve equal hours; so is the night, from sunset to the next sunrise. Each hour carries a planet, in the Chaldean order. A planetary hour therefore lasts 60 minutes only at the equinoxes: it all depends on the date and the city. Here are the exact hours for your city; what you do with them is up to you.
Planetary day of Thursday, 21 May 2026: day of Jupiter
- Sunrise
- 06:00
- Sunset
- 21:33
- Next sunrise
- 05:59
A day hour lasts 1h 18m; a night hour, 42 min. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter06:00 – 07:18
- 2♂︎ Mars07:18 – 08:36
- 3☉︎ Sun08:36 – 09:53
- 4♀︎ Venus09:53 – 11:11
- 5☿︎ Mercury11:11 – 12:29
- 6☽︎ Moon12:29 – 13:47
- 7♄︎ Saturn13:47 – 15:04
- 8♃︎ Jupiter15:04 – 16:22
- 9♂︎ Mars16:22 – 17:40
- 10☉︎ Sun17:40 – 18:57
- 11♀︎ Venus18:57 – 20:15
- 12☿︎ Mercury20:15 – 21:33
Night
- 1☽︎ Moon21:33 – 22:15
- 2♄︎ Saturn22:15 – 22:57
- 3♃︎ Jupiter22:57 – 23:39
- 4♂︎ Mars23:39 – 00:22
- 5☉︎ Sun00:22 – 01:04
- 6♀︎ Venus01:04 – 01:46
- 7☿︎ Mercury01:46 – 02:28
- 8☽︎ Moon02:28 – 03:10
- 9♄︎ Saturn03:10 – 03:53
- 10♃︎ Jupiter03:53 – 04:35
- 11♂︎ Mars04:35 – 05:17
- 12☉︎ Sun05:17 – 05:59
Other cities · France
Questions
How are the planetary hours calculated in Aulnay-sous-Bois?
On Thursday, 21 May 2026, the Sun rises at 06:00 and sets at 21:33: the day lasts 15h 32m, that is twelve day hours of 1h 18m. The night, until the next sunrise at 05:59, lasts 8h 26m: twelve night hours of 42 min.
Which planet rules the first hour that day?
Jupiter, from 06:00 to 07:18: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter again.
Today’s sky, on YOUR chart
Planetary hours are the same for everyone in a city. Your chart is yours alone: every morning AstroXP crosses the real sky with your birth, to the minute, and tells you what time it plays out for you.
On a computer? Scan this code with your phone.
Calendars
Sunrise and sunset calculated for the city (the Sun’s centre 0°50′ below the horizon: refraction and semi-diameter), local time of the city’s time zone. Checked against astronomy-engine, the app’s engine.