( ( At ( the ( new ( Moon phase ) ) ) ) ( , ( ( the Moon ) ( ( ( is ( so ( close ( to ( ( the Sun ) ( in ( the sky ) ) ) ) ) ) ) ( that ( ( none ( of ( ( the side ) ( facing Earth ) ) ) ) ( is illuminated ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (DT the) (JJ new) (NNP Moon) (NN phase))) (, ,) (NP (DT the) (NNP Moon)) (VP (VBZ is) (ADJP (RB so) (JJ close) (PP (TO to) (NP (NP (DT the) (NNP Sun)) (PP (IN in) (NP (DT the) (NN sky)))))) (SBAR (IN that) (S (NP (NP (NN none)) (PP (IN of) (NP (NP (DT the) (NN side)) (VP (VBG facing) (NP (NNP Earth)))))) (VP (VBZ is) (VP (VBN illuminated)))))) (. .)))
At the new Moon phase, the Moon is so close to the Sun in the sky that none of the side facing Earth is illuminated.
(ROOT (S (NP (NP (DT The) (NN sun)) (CC and) (NP (DT the) (NN moon))) (VP (VBP appear) (S (VP (TO to) (VP (VB be) (PP (IN about) (NP (NP (DT the) (JJ same) (NN size)) (PP (IN in) (NP (DT the) (NN sky))))) (SBAR (IN because) (S (NP (DT the) (NN moon)) (VP (VP (VBZ is) (ADJP (JJR smaller)) (PP (IN in) (NP (NN diameter)))) (CC and) (VP (VBZ is) (ADJP (ADJP (JJR closer)) (PP (TO to) (NP (NN earth)))) (PP (IN than) (NP (DT the) (NN sun))))))))))) (. .)))