(S (S (BASENP (PRP It)) (VP (MD will) (VP (VB be) (VP (VP (VBG orbiting) (NP (NP (BASENP (QP (RB approximately) (NN 30)) (NNS miles)) (PRN (LRB -LRB-) (BASENP (NN 48) (NN km)) (RRB -RRB-))) (PP (IN above) (BASENP (DT the) (NN moon))))) (COMMA ,) (S (VP (VP (VBG trying) (S (VP (TO to) (VP (VB find) (BASENP (JJ safe) (NN landing) (NNS sites)))))) (COMMA ,) (VP (VP (VP (VBG locating) (BASENP (JJ potential) (NNS resources))) (COMMA ,) (VP (VBG characterizing) (BASENP (DT the) (NN radiation) (NN environment)))) (CC and) (VP (VBG testing) (BASENP (JJ new) (NN technology)))))))))) (PERIOD .))