Planetary hours
in Nancy.
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 Tuesday, 15 December 2026: day of Mars
- Sunrise
- 08:21
- Sunset
- 16:39
- Next sunrise
- 08:21
A day hour lasts 42 min; a night hour, 1h 19m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:21 – 09:02
- 2☉︎ Sun09:02 – 09:44
- 3♀︎ Venus09:44 – 10:25
- 4☿︎ Mercury10:25 – 11:07
- 5☽︎ Moon11:07 – 11:48
- 6♄︎ Saturn11:48 – 12:30
- 7♃︎ Jupiter12:30 – 13:11
- 8♂︎ Mars13:11 – 13:53
- 9☉︎ Sun13:53 – 14:34
- 10♀︎ Venus14:34 – 15:16
- 11☿︎ Mercury15:16 – 15:57
- 12☽︎ Moon15:57 – 16:39
Night
- 1♄︎ Saturn16:39 – 17:58
- 2♃︎ Jupiter17:58 – 19:16
- 3♂︎ Mars19:16 – 20:35
- 4☉︎ Sun20:35 – 21:53
- 5♀︎ Venus21:53 – 23:12
- 6☿︎ Mercury23:12 – 00:30
- 7☽︎ Moon00:30 – 01:49
- 8♄︎ Saturn01:49 – 03:07
- 9♃︎ Jupiter03:07 – 04:26
- 10♂︎ Mars04:26 – 05:44
- 11☉︎ Sun05:44 – 07:03
- 12♀︎ Venus07:03 – 08:21
Other cities · France
Questions
How are the planetary hours calculated in Nancy?
On Tuesday, 15 December 2026, the Sun rises at 08:21 and sets at 16:39: the day lasts 8h 18m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:21, lasts 15h 42m: twelve night hours of 1h 19m.
Which planet rules the first hour that day?
Mars, from 08:21 to 09:02: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.