NASA reveals asteroid sample Published October 12, 2023 at 8:26 AM EDT Facebook Twitter LinkedIn Email Listen • 3:01 NASA has unveiled photos of some of the asteroid rocks returned by the OSIRIS-REx asteroid mission. NPR’s Nell Greenfieldboyce reports. This article was originally published on WBUR.org. Copyright 2023 NPR. To see more, visit https://www.npr.org.