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 Tuesday, 17 November 2026: day of Mars
- Sunrise
- 08:12
- Sunset
- 17:28
- Next sunrise
- 08:14
A day hour lasts 46 min; a night hour, 1h 14m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:12 – 08:59
- 2☉︎ Sun08:59 – 09:45
- 3♀︎ Venus09:45 – 10:31
- 4☿︎ Mercury10:31 – 11:18
- 5☽︎ Moon11:18 – 12:04
- 6♄︎ Saturn12:04 – 12:50
- 7♃︎ Jupiter12:50 – 13:37
- 8♂︎ Mars13:37 – 14:23
- 9☉︎ Sun14:23 – 15:09
- 10♀︎ Venus15:09 – 15:56
- 11☿︎ Mercury15:56 – 16:42
- 12☽︎ Moon16:42 – 17:28
Night
- 1♄︎ Saturn17:28 – 18:42
- 2♃︎ Jupiter18:42 – 19:56
- 3♂︎ Mars19:56 – 21:10
- 4☉︎ Sun21:10 – 22:24
- 5♀︎ Venus22:24 – 23:37
- 6☿︎ Mercury23:37 – 00:51
- 7☽︎ Moon00:51 – 02:05
- 8♄︎ Saturn02:05 – 03:19
- 9♃︎ Jupiter03:19 – 04:32
- 10♂︎ Mars04:32 – 05:46
- 11☉︎ Sun05:46 – 07:00
- 12♀︎ Venus07:00 – 08:14
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Tuesday, 17 November 2026, the Sun rises at 08:12 and sets at 17:28: the day lasts 9h 16m, that is twelve day hours of 46 min. The night, until the next sunrise at 08:14, lasts 14h 45m: twelve night hours of 1h 14m.
Which planet rules the first hour that day?
Mars, from 08:12 to 08:59: 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.