Planetary hours
in Frankfurt am Main.
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, 8 December 2026: day of Mars
- Sunrise
- 08:10
- Sunset
- 16:23
- Next sunrise
- 08:11
A day hour lasts 41 min; a night hour, 1h 19m. Local time (Europe/Berlin).
Day
- 1♂︎ Mars08:10 – 08:51
- 2☉︎ Sun08:51 – 09:32
- 3♀︎ Venus09:32 – 10:13
- 4☿︎ Mercury10:13 – 10:54
- 5☽︎ Moon10:54 – 11:36
- 6♄︎ Saturn11:36 – 12:17
- 7♃︎ Jupiter12:17 – 12:58
- 8♂︎ Mars12:58 – 13:39
- 9☉︎ Sun13:39 – 14:20
- 10♀︎ Venus14:20 – 15:01
- 11☿︎ Mercury15:01 – 15:42
- 12☽︎ Moon15:42 – 16:23
Night
- 1♄︎ Saturn16:23 – 17:42
- 2♃︎ Jupiter17:42 – 19:01
- 3♂︎ Mars19:01 – 20:20
- 4☉︎ Sun20:20 – 21:39
- 5♀︎ Venus21:39 – 22:58
- 6☿︎ Mercury22:58 – 00:17
- 7☽︎ Moon00:17 – 01:36
- 8♄︎ Saturn01:36 – 02:55
- 9♃︎ Jupiter02:55 – 04:14
- 10♂︎ Mars04:14 – 05:33
- 11☉︎ Sun05:33 – 06:52
- 12♀︎ Venus06:52 – 08:11
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Tuesday, 8 December 2026, the Sun rises at 08:10 and sets at 16:23: the day lasts 8h 12m, that is twelve day hours of 41 min. The night, until the next sunrise at 08:11, lasts 15h 49m: twelve night hours of 1h 19m.
Which planet rules the first hour that day?
Mars, from 08:10 to 08:51: 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.