Answers

2016-04-17T10:39:40+05:30
Stars have their own heat and light whereas planets don't have.

There are so many stars in the solar system  whereas there are only 8 planets
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2016-04-17T10:40:07+05:30
When we get down to the basics planets are not self luminous where as stars are self luminous. 
then you have planets revolve around stars 
so you can deduce that stars have a greater gravitational pull than planets
next comes size. you know stars have sizes which are many times the size of a planet
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