WEBVTT FILE 1 00:00:00.000 --> 00:00:02.969 (music throughout) 2 00:00:02.969 --> 00:00:06.673 Since late 2018, NASA's OSIRIS-REx mission 3 00:00:06.673 --> 00:00:11.277 has been exploring near-Earth asteroid, Bennu. 4 00:00:11.277 --> 00:00:14.014 OSIRIS-REx has captured close-up images 5 00:00:14.014 --> 00:00:17.183 and 3D maps of Bennu's rocky terrain 6 00:00:17.183 --> 00:00:19.919 studied its geology and chemical makeup 7 00:00:19.919 --> 00:00:24.891 and witnessed particles being ejected into space 8 00:00:24.891 --> 00:00:29.195 In October 2020, the spacecraft ventured to 9 00:00:29.195 --> 00:00:32.232 Bennu's rugged surface and grabbed a sample of the asteroid 10 00:00:32.232 --> 00:00:35.535 that it will return to Earth in 2023. 11 00:00:35.535 --> 00:00:40.407 Now that its science goals are complete, 12 00:00:40.407 --> 00:00:45.278 the time has come for OSIRIS-REx to fire its engines and bid farewell to asteroid Bennu.