NASA will fly `` very close '' to Earth on February 15 , 2013 . The blast injured about 1,500 people . Earth 's not in danger , Asteroid 2014 RC says , but the flyby will give scientists something to study . The asteroid , which is expected to fly over Tucson , wo n't be visible to the naked eye .
NASA will fly `` very close '' to Earth on February 15 , 2013 . Earth 's not in danger , Asteroid 2014 RC says , but the flyby will give scientists something to study . The asteroid , which is expected to fly over Tucson , wo n't be visible to the naked eye .