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Planetary hours · Grenoble (France)

Planetary hours
in Grenoble.

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 Monday, 7 December 2026: day of the Moon

Sunrise
08:02
Sunset
16:54
Next sunrise
08:03

A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Paris).

Day

  1. 1☽︎ Moon08:02 – 08:46
  2. 2♄︎ Saturn08:46 – 09:30
  3. 3♃︎ Jupiter09:30 – 10:15
  4. 4♂︎ Mars10:15 – 10:59
  5. 5☉︎ Sun10:59 – 11:44
  6. 6♀︎ Venus11:44 – 12:28
  7. 7☿︎ Mercury12:28 – 13:12
  8. 8☽︎ Moon13:12 – 13:57
  9. 9♄︎ Saturn13:57 – 14:41
  10. 10♃︎ Jupiter14:41 – 15:26
  11. 11♂︎ Mars15:26 – 16:10
  12. 12☉︎ Sun16:10 – 16:54

Night

  1. 1♀︎ Venus16:54 – 18:10
  2. 2☿︎ Mercury18:10 – 19:26
  3. 3☽︎ Moon19:26 – 20:41
  4. 4♄︎ Saturn20:41 – 21:57
  5. 5♃︎ Jupiter21:57 – 23:13
  6. 6♂︎ Mars23:13 – 00:28
  7. 7☉︎ Sun00:28 – 01:44
  8. 8♀︎ Venus01:44 – 03:00
  9. 9☿︎ Mercury03:00 – 04:15
  10. 10☽︎ Moon04:15 – 05:31
  11. 11♄︎ Saturn05:31 – 06:47
  12. 12♃︎ Jupiter06:47 – 08:03

Questions

How are the planetary hours calculated in Grenoble?

On Monday, 7 December 2026, the Sun rises at 08:02 and sets at 16:54: the day lasts 8h 53m, that is twelve day hours of 44 min. The night, until the next sunrise at 08:03, lasts 15h 08m: twelve night hours of 1h 16m.

Which planet rules the first hour that day?

The Moon, from 08:02 to 08:46: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.

My sky on my chart

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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.