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, 6 October 2026: day of Mars
- Sunrise
- 08:11
- Sunset
- 19:36
- Next sunrise
- 08:13
A day hour lasts 57 min; a night hour, 1h 03m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:11 – 09:08
- 2☉︎ Sun09:08 – 10:05
- 3♀︎ Venus10:05 – 11:02
- 4☿︎ Mercury11:02 – 11:59
- 5☽︎ Moon11:59 – 12:56
- 6♄︎ Saturn12:56 – 13:53
- 7♃︎ Jupiter13:53 – 14:50
- 8♂︎ Mars14:50 – 15:47
- 9☉︎ Sun15:47 – 16:44
- 10♀︎ Venus16:44 – 17:42
- 11☿︎ Mercury17:42 – 18:39
- 12☽︎ Moon18:39 – 19:36
Night
- 1♄︎ Saturn19:36 – 20:39
- 2♃︎ Jupiter20:39 – 21:42
- 3♂︎ Mars21:42 – 22:45
- 4☉︎ Sun22:45 – 23:48
- 5♀︎ Venus23:48 – 00:51
- 6☿︎ Mercury00:51 – 01:54
- 7☽︎ Moon01:54 – 02:57
- 8♄︎ Saturn02:57 – 04:00
- 9♃︎ Jupiter04:00 – 05:03
- 10♂︎ Mars05:03 – 06:06
- 11☉︎ Sun06:06 – 07:10
- 12♀︎ Venus07:10 – 08:13
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Tuesday, 6 October 2026, the Sun rises at 08:11 and sets at 19:36: the day lasts 11h 24m, that is twelve day hours of 57 min. The night, until the next sunrise at 08:13, lasts 12h 37m: twelve night hours of 1h 03m.
Which planet rules the first hour that day?
Mars, from 08:11 to 09:08: 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.