Monday, October 29, 2012

Saturn



Saturn
    Saturn is the sixth planet from the Sun and the second largest planet in the Solar System . Its diameter is 120536 km . However its specific gravity is very small . If placed in the sea  it will not sink .
    Saturn rotates very fast about its own axis making one rotation in only 10 hours bit it takes 29½ years to make one orbit around the Sun . It is extremely cold with a temperature of -178°C .
    Saturn is known as the most spectacular planet because of the rings of ice and dust around it . It has 31 natural satellites . Among the natural satellites is one called the Titan with a diameter of 5150 km which is twice the size of Mercury .
(Specific gravity : Mass of any substance in relation to an equal volume f water.)

1 comment:

Chai Tan Ning(D20112053788) said...

Teacher,I like Saturn, it is beautiful.