Jupiter

Monday, April 18, 2011
Jupiter or Jupiter is the fifth closest planet from the Sun after Mercury, Venus, Earth and Mars.

The average distance between Jupiter and the Sun is 778.3 million km. Jupiter is the largest and heaviest planet with a diameter of 14,980 km and has a mass 318 times the mass of the earth. This planetary rotation period is 9.8 hours, while the period of revolution is 11.86 years.

On the surface of this planet there is a giant red spots. Jupiter's atmosphere contains hydrogen (H), helium (He), methane (CH4) and ammonia (NH3). Jupiter's upper atmosphere consists of 88-92% hydrogen and 8-12% helium. Surface temperatures range from-140oC to 21oC. Like the other planets, Jupiter is composed of elements from iron and other heavy elements. Jupiter has 63 satellites, including Io, Europa, Ganymede, Callisto (Galilean moons).


Rings of Jupiter

Jupiter has a ring of very thin, almost the same color with a little atmosphere and reflect sunlight. Jupiter's rings are formed of material that dark reddish. The material is not a constituent of the ice like Saturn but is rock and dust fragments. After investigation, Jupiter's rings are the result of the failed formation of Jupiter's satellites.
 
#source Of wikipedia