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, 26 May 2026: day of Mars
- Sunrise
- 06:18
- Sunset
- 21:48
- Next sunrise
- 06:17
A day hour lasts 1h 17m; a night hour, 42 min. Local time (Europe/Paris).
Day
- 1♂︎ Mars06:18 – 07:36
- 2☉︎ Sun07:36 – 08:53
- 3♀︎ Venus08:53 – 10:11
- 4☿︎ Mercury10:11 – 11:28
- 5☽︎ Moon11:28 – 12:46
- 6♄︎ Saturn12:46 – 14:03
- 7♃︎ Jupiter14:03 – 15:21
- 8♂︎ Mars15:21 – 16:38
- 9☉︎ Sun16:38 – 17:56
- 10♀︎ Venus17:56 – 19:13
- 11☿︎ Mercury19:13 – 20:30
- 12☽︎ Moon20:30 – 21:48
Night
- 1♄︎ Saturn21:48 – 22:30
- 2♃︎ Jupiter22:30 – 23:13
- 3♂︎ Mars23:13 – 23:55
- 4☉︎ Sun23:55 – 00:38
- 5♀︎ Venus00:38 – 01:20
- 6☿︎ Mercury01:20 – 02:03
- 7☽︎ Moon02:03 – 02:45
- 8♄︎ Saturn02:45 – 03:28
- 9♃︎ Jupiter03:28 – 04:10
- 10♂︎ Mars04:10 – 04:52
- 11☉︎ Sun04:52 – 05:35
- 12♀︎ Venus05:35 – 06:17
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Tuesday, 26 May 2026, the Sun rises at 06:18 and sets at 21:48: the day lasts 15h 30m, that is twelve day hours of 1h 17m. The night, until the next sunrise at 06:17, lasts 8h 29m: twelve night hours of 42 min.
Which planet rules the first hour that day?
Mars, from 06:18 to 07:36: 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.