( ( ( ( The Sun ) and ) ( ( the ( other bodies ) ) ( of ( the ( solar system ) ) ) ) ) ( ( ( travel ( through ( the Galaxy ) ) ) ( as ( a unit ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNP Sun)) (CC and) (NP (NP (DT the) (JJ other) (NNS bodies)) (PP (IN of) (NP (DT the) (JJ solar) (NN system))))) (VP (VBP travel) (PP (IN through) (NP (DT the) (NNP Galaxy))) (PP (IN as) (NP (DT a) (NN unit)))) (. .)))
The Sun and the other bodies of the solar system travel through the Galaxy as a unit.
(ROOT (S (NP (NP (DT The) (JJS largest) (NN body)) (PP (IN in) (NP (PRP$ our) (JJ solar) (NN system)))) (VP (VBZ is) (NP (DT the) (NN sun))) (. .)))