Planetary hours
in Saint-Étienne.
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 Sunday, 20 December 2026: day of the Sun
- Sunrise
- 08:18
- Sunset
- 17:01
- Next sunrise
- 08:19
A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Paris).
Day
- 1☉︎ Sun08:18 – 09:02
- 2♀︎ Venus09:02 – 09:45
- 3☿︎ Mercury09:45 – 10:29
- 4☽︎ Moon10:29 – 11:12
- 5♄︎ Saturn11:12 – 11:56
- 6♃︎ Jupiter11:56 – 12:39
- 7♂︎ Mars12:39 – 13:23
- 8☉︎ Sun13:23 – 14:07
- 9♀︎ Venus14:07 – 14:50
- 10☿︎ Mercury14:50 – 15:34
- 11☽︎ Moon15:34 – 16:17
- 12♄︎ Saturn16:17 – 17:01
Night
- 1♃︎ Jupiter17:01 – 18:17
- 2♂︎ Mars18:17 – 19:34
- 3☉︎ Sun19:34 – 20:50
- 4♀︎ Venus20:50 – 22:07
- 5☿︎ Mercury22:07 – 23:23
- 6☽︎ Moon23:23 – 00:40
- 7♄︎ Saturn00:40 – 01:56
- 8♃︎ Jupiter01:56 – 03:13
- 9♂︎ Mars03:13 – 04:29
- 10☉︎ Sun04:29 – 05:46
- 11♀︎ Venus05:46 – 07:02
- 12☿︎ Mercury07:02 – 08:19
Other cities · France
Questions
How are the planetary hours calculated in Saint-Étienne?
On Sunday, 20 December 2026, the Sun rises at 08:18 and sets at 17:01: the day lasts 8h 43m, that is twelve day hours of 44 min. The night, until the next sunrise at 08:19, lasts 15h 18m: twelve night hours of 1h 16m.
Which planet rules the first hour that day?
The Sun, from 08:18 to 09:02: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.