NASA's asteroid hunting spacecraft in key testing phase
OSIRIS-REx is scheduled to launch in September and travel to the asteroid Bennu to collect a sample and return it to Earth for study.
Mar 09, 2016, 16:58 PM IST
OSIRIS-REx is scheduled to launch in September and travel to the asteroid Bennu to collect a sample and return it to Earth for study.
Mar 09, 2016, 16:58 PM IST