Formation and evolution of the Solar System have been forged from the remnants in less violent collisions. Moons around some asteroids currently can only be explained as consolidations of material flung away from the parent object without enough energy to entirely escape its gravity. Moons have come to exist around most planets and many other Solar System bodies. These natural satellites originated by one of three possible mechanisms: Jupiter and Saturn have several large moons, such as Io, Europa, Ganymede and Titan, which may have originated from discs around each giant planet in much the same way that the planets formed from the disc around the Sun.
Saving Planet Earth small – is valuable, if we wish to ensure a future that is healthy for all life on planet Earth so we have to save earth from various types of Pollution, Waste food, Drained Water etc. The earth is our mother planet in which we born and understand learn to speak, learn to walk and learned everything that we are now able to do. "It is only planet in our solar system on which life exists which incredible biodiversity. People all over the world celebrate this grand event all to protect flora and fauna and clean up the earth on