( ( The ( Solar System ) ) ( ( is ( ( ( the Sun ) and ) ( ( all ( the objects ) ) ( in ( orbit ( around it ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Solar) (NNP System)) (VP (VBZ is) (NP (NP (DT the) (NNP Sun)) (CC and) (NP (NP (PDT all) (DT the) (NNS objects)) (PP (IN in) (NP (NP (NN orbit)) (PP (IN around) (NP (PRP it)))))))) (. .)))
The Solar System is the Sun and all the objects in orbit around it.
(ROOT (S (NP (NP (RB Only) (DT the) (NN sun)) (PP (IN in) (NP (PRP$ our) (JJ solar) (NN system)))) (VP (VBP give) (PRT (RP off)) (NP (PRP$ their) (JJ own) (NN light))) (. .)))
Only the sun in our solar system give off their own light.