NASA @NASA
On Oct. 20, our @OSIRISREx spacecraft will descend to the rocky, boulder-strewn surface of asteroid Bennu, touch down, attempt to collect a sample, and go back to a safe distance away. Countdown to the TAG (Touch-And-Go) event has begun: https://t.co/G0z7vcm6pd #ToBennuAndBack https://t.co/m70sDxCiLF — PolitiTweet.org