Planet-satellite system

From Wikipedia, the free encyclopedia

The Saturnian System (photographic montage)
The Saturnian System (photographic montage)

A Planet-satellite system is a system consisting of a planet, dwarf planet or double planet, its natural satellites, rings, and other orbiting objects. The most complicated planet-satellite systems in the Solar system include the Jovian system, Saturnian system and Uranian system.

Comparison of planet-satellite systems in the Solar System:

Key
Terrestrial planet system Gas giant system Trans-Neptunian system
System name Number of known satellites Rings Total area
(km2×106)[1]
Number of spacecrafts currently operating in the system
Mercurian system 0 No 75 0 (1 en route)
Venusian system 0 No 460 1
Terran system 1 No 548 hundreds
Martian system 2 No 115 6
Cererean system 0 No 3 0
Jovian system 63 Yes, faint 233 0
Saturnian system 56 Yes 105 1
Uranian system 27 Yes, faint 24 0
Neptunian system 13 Yes, faint 23 0
Plutonian system 3 No 23 0 (1 en route)
Eridian system 1 No 18 0

[edit] See also

[edit] Notes

  1. ^ Combined surface area of all objects in the system that have a solid surface and exceed 900 km in diameter.