Planetary hours
in Gent.
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, 12 October 2025: day of the Sun
- Sunrise
- 08:03
- Sunset
- 18:58
- Next sunrise
- 08:05
A day hour lasts 55 min; a night hour, 1h 06m. Local time (Europe/Brussels).
Day
- 1☉︎ Sun08:03 – 08:58
- 2♀︎ Venus08:58 – 09:52
- 3☿︎ Mercury09:52 – 10:47
- 4☽︎ Moon10:47 – 11:41
- 5♄︎ Saturn11:41 – 12:36
- 6♃︎ Jupiter12:36 – 13:31
- 7♂︎ Mars13:31 – 14:25
- 8☉︎ Sun14:25 – 15:20
- 9♀︎ Venus15:20 – 16:14
- 10☿︎ Mercury16:14 – 17:09
- 11☽︎ Moon17:09 – 18:03
- 12♄︎ Saturn18:03 – 18:58
Night
- 1♃︎ Jupiter18:58 – 20:04
- 2♂︎ Mars20:04 – 21:09
- 3☉︎ Sun21:09 – 22:15
- 4♀︎ Venus22:15 – 23:20
- 5☿︎ Mercury23:20 – 00:26
- 6☽︎ Moon00:26 – 01:31
- 7♄︎ Saturn01:31 – 02:37
- 8♃︎ Jupiter02:37 – 03:43
- 9♂︎ Mars03:43 – 04:48
- 10☉︎ Sun04:48 – 05:54
- 11♀︎ Venus05:54 – 06:59
- 12☿︎ Mercury06:59 – 08:05
Other cities · Belgium
Questions
How are the planetary hours calculated in Gent?
On Sunday, 12 October 2025, the Sun rises at 08:03 and sets at 18:58: the day lasts 10h 55m, that is twelve day hours of 55 min. The night, until the next sunrise at 08:05, lasts 13h 07m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
The Sun, from 08:03 to 08:58: 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.