No One Knows Why Rocks Are Exploding From Asteroid Bennu

For the last year, NASA’s OSIRIS-REx spacecraft has been circling a large asteroid named Bennu that regularly passes uncomfortably close to Earth. The spacecraft has been painstakingly mapping the asteroid’s rocky surface using a suite of cameras and other instruments that will help it determine where to land next year. Once NASA selects a final landing site, OSIRIS-REx will kiss Bennu just long enough to scoop up a sample to bring back to Earth in 2023.
Read more: https://www.wired.com/story/no-one-knows-why-rocks-are-exploding-from-asteroid-bennu/?source=Snapzu