Washington: A NASA spacecraft designed to bring a small sample from asteroid Bennu to Earth is on course to arrive at its destination December 3, the US space agency has said. Launched in September 2016, the Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft has been slowly approaching Bennu, NASA said Thursday. Also Read … Continue reading NASA probe on course to reach asteroid Bennu Dec 3