. . "2010-050A" . . . . "achieved its first asteroid flyby" . "2010-10-01" . . . . "second" . . . . . "37174" . "1.57788E7" . . . . "1.262304E8" . . . . . . . . . . . "\u2604" . . . . "Chang'e 2" . . . "Chang'e 2" . . . . . . "Chang'e 2" . . . "Chang'e-2" . .