20,000 mph all the way to 40,000 mph.
No, Neptune also has rings: http://en.wikipedia.org/wiki/Neptune#Planetary_rings
Jupiter, uranus and neptune all have rings which are made of rock and dust. none of them have as many rings as Saturn though.
its yellow brown and orange
All of the gaseous planets, Jupiter, Saturn, Uranus and Neptune have rings. Saturn's rings are just more prominent.
Learn about The Planet Saturn
Learn About the Planets in the Solar System Part 2/2
Learn About Saturn Astrology
Learn About Saturn