NASA’s OSIRIS-REx is ready for touchdown on asteroid Bennu.
Read more here:: http://www.nasa.gov/image-feature/one-rehearsal-away-from-touching-asteroid-bennu
NASA’s OSIRIS-REx is ready for touchdown on asteroid Bennu.
Read more here:: http://www.nasa.gov/image-feature/one-rehearsal-away-from-touching-asteroid-bennu