1.. Star is a celestial body that has its own light. [Sun]
1.. Planet is a celestial body that doesn't have its own light.
2.. Star doesn't support any life.
2.. Planet can support life. [Earth]
3.. Star's could end there life with white dwarf/neutron star/black hole. [Sun will become red giant after 4-5 billion years]
3.. Planet couldn't end their life with any of these.
4..Star are not classified as solid star.
4.. Planets are mainly classified as gas planets [Jupiter], solid planet [Earth].