Planetary hours
in Rennes.
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, 5 May 2026: day of Mars
- Sunrise
- 06:42
- Sunset
- 21:25
- Next sunrise
- 06:40
A day hour lasts 1h 14m; a night hour, 46 min. Local time (Europe/Paris).
Day
- 1♂︎ Mars06:42 – 07:55
- 2☉︎ Sun07:55 – 09:09
- 3♀︎ Venus09:09 – 10:22
- 4☿︎ Mercury10:22 – 11:36
- 5☽︎ Moon11:36 – 12:50
- 6♄︎ Saturn12:50 – 14:03
- 7♃︎ Jupiter14:03 – 15:17
- 8♂︎ Mars15:17 – 16:31
- 9☉︎ Sun16:31 – 17:44
- 10♀︎ Venus17:44 – 18:58
- 11☿︎ Mercury18:58 – 20:12
- 12☽︎ Moon20:12 – 21:25
Night
- 1♄︎ Saturn21:25 – 22:11
- 2♃︎ Jupiter22:11 – 22:58
- 3♂︎ Mars22:58 – 23:44
- 4☉︎ Sun23:44 – 00:30
- 5♀︎ Venus00:30 – 01:16
- 6☿︎ Mercury01:16 – 02:03
- 7☽︎ Moon02:03 – 02:49
- 8♄︎ Saturn02:49 – 03:35
- 9♃︎ Jupiter03:35 – 04:21
- 10♂︎ Mars04:21 – 05:08
- 11☉︎ Sun05:08 – 05:54
- 12♀︎ Venus05:54 – 06:40
Other cities · France
Questions
How are the planetary hours calculated in Rennes?
On Tuesday, 5 May 2026, the Sun rises at 06:42 and sets at 21:25: the day lasts 14h 44m, that is twelve day hours of 1h 14m. The night, until the next sunrise at 06:40, lasts 9h 15m: twelve night hours of 46 min.
Which planet rules the first hour that day?
Mars, from 06:42 to 07:55: 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.