NASA's probe spots asteroid spewing chunks of itself into space

NASA started off the year strong with big news from its OSIRIS-REx asteroid probe. In early January, NASA celebrated the successful insertion of the probe in an orbit around the space rock known as Bennu. The year since that milestone has been filled with interesting observations and a whole lot of lovely photos, but one of the most puzzling features of Bennu may finally have an explanation. It wasn't long after OSIRIS-REx began returning observations of Bennu that researchers spotted something ...