NASA hopes OSIRIS-REx data will explain an asteroid's mini-eruptions

NASA's OSIRIS-REx spacecraft made a startling discovery shortly after arriving at its target, a 1614-foot-wide rock called Bennu: the asteroid was ejecting particles from its surface. While that's common behavior on icy comets, it's much rarer on ast…
Source: Engadget | NASA hopes OSIRIS-REx data will explain an asteroid's mini-eruptions