( But ( it ( ( ( 's still ) ( a ( good ( place ( to ( observe ( ( ( ( ( ( the moon ) , ) planets ) , ) and ) ( ( ( brightest ( star clusters ) ) and ) galaxies ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (CC But) (NP (PRP it)) (VP (VBZ 's) (ADVP (RB still)) (NP (DT a) (JJ good) (NN place) (S (VP (TO to) (VP (VB observe) (NP (NP (DT the) (NN moon)) (, ,) (NP (NNS planets)) (, ,) (CC and) (NP (NP (JJS brightest) (NN star) (NNS clusters)) (CC and) (NP (NNS galaxies))))))))) (. .)))
But it's still a good place to observe the moon, planets, and brightest star clusters and galaxies.
(ROOT (S (NP (DT A) (NN galaxy)) (VP (VBZ is) (VP (RBS best) (VBN described) (PP (IN as) (NP (NP (DT a) (NN cluster)) (PP (IN of) (NP (NP (NNS billions)) (PP (IN of) (NP (NNS stars))))))))) (. .)))