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 Saturday, 27 June 2026: day of Saturn
- Sunrise
- 06:12
- Sunset
- 22:06
- Next sunrise
- 06:12
A day hour lasts 1h 20m; a night hour, 41 min. Local time (Europe/Paris).
Day
- 1♄︎ Saturn06:12 – 07:31
- 2♃︎ Jupiter07:31 – 08:51
- 3♂︎ Mars08:51 – 10:10
- 4☉︎ Sun10:10 – 11:30
- 5♀︎ Venus11:30 – 12:49
- 6☿︎ Mercury12:49 – 14:09
- 7☽︎ Moon14:09 – 15:28
- 8♄︎ Saturn15:28 – 16:48
- 9♃︎ Jupiter16:48 – 18:07
- 10♂︎ Mars18:07 – 19:27
- 11☉︎ Sun19:27 – 20:46
- 12♀︎ Venus20:46 – 22:06
Night
- 1☿︎ Mercury22:06 – 22:46
- 2☽︎ Moon22:46 – 23:27
- 3♄︎ Saturn23:27 – 00:07
- 4♃︎ Jupiter00:07 – 00:48
- 5♂︎ Mars00:48 – 01:28
- 6☉︎ Sun01:28 – 02:09
- 7♀︎ Venus02:09 – 02:49
- 8☿︎ Mercury02:49 – 03:30
- 9☽︎ Moon03:30 – 04:11
- 10♄︎ Saturn04:11 – 04:51
- 11♃︎ Jupiter04:51 – 05:32
- 12♂︎ Mars05:32 – 06:12
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Saturday, 27 June 2026, the Sun rises at 06:12 and sets at 22:06: the day lasts 15h 54m, that is twelve day hours of 1h 20m. The night, until the next sunrise at 06:12, lasts 8h 06m: twelve night hours of 41 min.
Which planet rules the first hour that day?
Saturn, from 06:12 to 07:31: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.