Planetary hours
in Nantes.
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, 9 July 2026: day of Jupiter
- Sunrise
- 06:19
- Sunset
- 22:02
- Next sunrise
- 06:20
A day hour lasts 1h 19m; a night hour, 42 min. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter06:19 – 07:38
- 2♂︎ Mars07:38 – 08:57
- 3☉︎ Sun08:57 – 10:15
- 4♀︎ Venus10:15 – 11:34
- 5☿︎ Mercury11:34 – 12:52
- 6☽︎ Moon12:52 – 14:11
- 7♄︎ Saturn14:11 – 15:29
- 8♃︎ Jupiter15:29 – 16:48
- 9♂︎ Mars16:48 – 18:06
- 10☉︎ Sun18:06 – 19:25
- 11♀︎ Venus19:25 – 20:44
- 12☿︎ Mercury20:44 – 22:02
Night
- 1☽︎ Moon22:02 – 22:44
- 2♄︎ Saturn22:44 – 23:25
- 3♃︎ Jupiter23:25 – 00:07
- 4♂︎ Mars00:07 – 00:48
- 5☉︎ Sun00:48 – 01:30
- 6♀︎ Venus01:30 – 02:11
- 7☿︎ Mercury02:11 – 02:53
- 8☽︎ Moon02:53 – 03:34
- 9♄︎ Saturn03:34 – 04:16
- 10♃︎ Jupiter04:16 – 04:57
- 11♂︎ Mars04:57 – 05:39
- 12☉︎ Sun05:39 – 06:20
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Thursday, 9 July 2026, the Sun rises at 06:19 and sets at 22:02: the day lasts 15h 43m, that is twelve day hours of 1h 19m. The night, until the next sunrise at 06:20, lasts 8h 18m: twelve night hours of 42 min.
Which planet rules the first hour that day?
Jupiter, from 06:19 to 07:38: 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.