NinjaBlade360 on 16 June 2009
in 4.5 billion years the sun will enter its red giant phase and will grow in size to the point were its in our orbit ether a,b or c will happen
a we will be swallowed by the sun
b the force of gravity will push the mercy Venus earth and mars each others orbits and it would cause collisions between planets
c the force of gravity will eject the earth form the solar system
