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, 6 October 2026: day of Mars
- Sunrise
- 08:12
- Sunset
- 19:35
- Next sunrise
- 08:14
A day hour lasts 57 min; a night hour, 1h 03m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:12 – 09:09
- 2☉︎ Sun09:09 – 10:06
- 3♀︎ Venus10:06 – 11:03
- 4☿︎ Mercury11:03 – 12:00
- 5☽︎ Moon12:00 – 12:57
- 6♄︎ Saturn12:57 – 13:54
- 7♃︎ Jupiter13:54 – 14:51
- 8♂︎ Mars14:51 – 15:48
- 9☉︎ Sun15:48 – 16:45
- 10♀︎ Venus16:45 – 17:42
- 11☿︎ Mercury17:42 – 18:38
- 12☽︎ Moon18:38 – 19:35
Night
- 1♄︎ Saturn19:35 – 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 – 01:55
- 7☽︎ Moon01:55 – 02:58
- 8♄︎ Saturn02:58 – 04:01
- 9♃︎ Jupiter04:01 – 05:04
- 10♂︎ Mars05:04 – 06:07
- 11☉︎ Sun06:07 – 07:11
- 12♀︎ Venus07:11 – 08:14
Other cities · France
Questions
How are the planetary hours calculated in Rennes?
On Tuesday, 6 October 2026, the Sun rises at 08:12 and sets at 19:35: the day lasts 11h 23m, that is twelve day hours of 57 min. The night, until the next sunrise at 08:14, lasts 12h 38m: twelve night hours of 1h 03m.
Which planet rules the first hour that day?
Mars, from 08:12 to 09:09: 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.