
NASA @NASA
Last week, our asteroid-sampling spacecraft @OSIRISREx made its closest swoop –– 820 feet (250 meters) –– over Osprey, a backup sample site on asteroid Bennu. The mission will make its first collection attempt at primary site Nightingale on Oct. 20: https://t.co/8jsSOYbZwW https://t.co/2ehnepjJ3L — PolitiTweet.org