What mission did Osiris REx accomplish?
What mission did Osiris REx accomplish? NASA's OSIRIS-REx is the first U.S. mission to successfully collect a sample from an asteroid. On Oct. 20, 2020, the spacecraft briefly touched down on Bennu, an asteroid more than 200 million miles (321 million kilometers) from Earth, and grabbed dust and rocks from a sample site called Nightingale. How long did it take for Osiris REx to reach Bennu? After traveling for approximately two years, the spacecraft rendezvoused with asteroid 101955 Bennu in December 2018, and began 505 days of surface mapping at a distance of approximately 5 km (3.1 mi). How long...