Question 1

What is a planetary hour?

Accepted Answer

A planetary hour is one twelfth of daylight (sunrise to sunset) or one twelfth of the night (sunset to the next sunrise). Each hour is associated with a planet from the seven classical planets in the Chaldean order.

Question 2

How are planetary hours calculated?

Accepted Answer

Daylight is divided into 12 equal hours from sunrise to sunset, and night into 12 equal hours from sunset to the next sunrise. The ruler of each hour follows the Chaldean order: Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon. The first daylight hour is ruled by the planet of the weekday.

Question 3

Which planet rules the current hour in New York?

Accepted Answer

Today the first daylight hour is ruled by Sun, and the first night hour by Jupiter. The hour currently in progress is ruled by Sun.

Start	Planet	End	Hour
23:12	Mars	00:02	5
00:02	Sun	00:52	6
00:52	Venus	01:42	7
01:42	Mercury	02:32	8
02:32	Moon	03:22	9
03:22	Saturn	04:12	10
04:12	Jupiter	05:02	11
05:02	Mars	05:52	12
05:52	Sun	07:02	1
07:02	Venus	08:12	2
08:12	Mercury	09:22	3
09:22	Moon	10:32	4
10:32	Saturn	11:42	5

Start	Planet	End	Hour
11:42	Jupiter	12:53	6
12:53	Mars	14:03	7
14:03	Sun	15:13	8
15:13	Venus	16:23	9
16:23	Mercury	17:33	10
17:33	Moon	18:44	11
18:44	Saturn	19:54	12
19:54	Jupiter	20:44	1
20:44	Mars	21:33	2
21:33	Sun	22:23	3
22:23	Venus	23:13	4
23:13	Mercury	00:02	5

Planetary Hours

⚠️ Important note