Looking at the cloudless sky, it is seen that some of the stars are shining brightly but the light is not vibrating , these are the planets. Again some of the sparks of light are flickering , these are the stars. The difference between planets and stars is given below: Planet 1. Does not have its own light ; 2. Their light is fixed ; 3. They have their own speed. As a result, the distance between them sometimes increases and sometimes decreases ; 4. Satellites revolve around the planet. Star 1. The stars have their own light ; 2. They flicker and flicker ; 3. They are fixed ; 4. The planets revolve around the stars.