NASA's Discovery Program is back in full force.
2016 has been a great year for NASA's space exploration projects.
The OSIRIS-REx spacecraft, which is on its way to asteroid Bennu, will search for the elusive Trojan asteroids during its journey.
U.S. space agency NASA is all set to launch an unmanned spacecraft in September which will land on the much talked about asteroid Bennu in August 2018.
Spacecraft to sample asteroid arrives at Kennedy Space Center.
