(S (S (BASENP (PRP It)) (VP (VBZ has) (NP (NP (BASENP (DT a) (NN mass)) (PP (IN of) (BASENP (NN 2600kg)))) (CONJP (COMMA ,) (CC and)) (NP (BASENP (DT an) (VBN expected) (JJ orbital) (NN lifetime)) (PP (IN of) (BASENP (NN 12) (NNS years))))))) (PERIOD .))