Duration of one planetary cycle (duration of axial cycle)
Duration of one planetary cycle (duration of axial cycle) 1----273
In order for the planet to complete one revolution around itself, it needs a certain period of time.
First: “The inner (rocky) planets”
1⃣-Mercury: It takes one revolution around itself
(58 days 39. minutes)
2⃣-Venus: It takes (243 days) to complete one revolution around itself.
️⃣-Earth: It takes a period of (23 hours, 56 minutes) for our planet to complete one revolution around itself.
4⃣-Mars: In order to complete one revolution around itself, it takes
(24 hours, 37 minutes).
Second: “Exoplanets (invaders)”
5⃣-Jupiter: It takes one revolution around itself
(9 hours, 50 minutes).
6⃣-Saturn: In order to complete one revolution around itself, it takes
(10 hours, 13 minutes).
7⃣-Uranus: In order to complete one revolution around itself, it takes
(17 hours, 54 minutes).
8⃣-Neptune: It takes one revolution around itself
(19 hours, 12 minutes).
Note: It takes about (6 days, 9 hours, 17 minutes) for Pluto to complete one orbit around itself.


Source: websites