by Neel Patel on (#59B5F)
At 6:08 p.m. US Eastern Time on Tuesday, NASA’s OSIRIS-REx spacecraft finished a four-and-a-half-hour descent to the surface of asteroid Bennu, 200 million miles from Earth. Once there, it briefly made contact with the ground in an attempt to collect some rocky pebbles and dust before safely flying away. We won’t know if the sample…