NASA's OSIRIS-REx spacecraft will "tag" asteroid Bennu at one of four potential sites next year. See close-up views of the four candi sites here!
See the 4 Sites Where a NASA Spacecraft Will 'Tag' Asteroid Bennu Next Year (Photos) : Read more
See the 4 Sites Where a NASA Spacecraft Will 'Tag' Asteroid Bennu Next Year (Photos) : Read more