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What is Sedna?
Message
From
02/09/2006 11:48:48
John Baird
Coatesville, Pennsylvania, United States
 
 
To
02/09/2006 09:41:28
General information
Forum:
Visual FoxPro
Category:
VFPX/Sedna
Title:
Miscellaneous
Thread ID:
01149144
Message ID:
01150510
Views:
34
You think you're the "Lord of the Rings"?.....lmao...



>That's unfortunate. I was all set to name the ring.
>
>>>Is there a ring around Sedna?
>>
>>Too little is known about this far-off asteroids - err, "dwarf planets". But the answer is probably "no", there is probably no ring around Pluto, Sedna, or Xena.
>>
>>The 8 "remaining" planets are in two general categories.
>>
>>First, there are the "giant planets" - Jupiter, Saturn, Uranus, Neptune (mentioned in order of size - which also happens to be the order in the Solar System). These have diamaters between 5 (?) and 11 times the diameter of the Earth. All of them have rings. They also have many moons. These two facts are probably related - in fact, the rings can be considered a collection of an inmense amount of mini-moons of all sizes, from a few meters down to specks of dust.
>>
>>Then, there are the terrestrial planets - Earth, Venus, Mars, Mercury (again, mentioned in order of size). These do not have rings, and only few moons (Earth 1, Mars 2, Venus and Mercury none).
>>
>>I guess the large gravitational attraction of the giants are related to the presence of rings.
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