NASA Mission Selects Final Four Site Candidates for Asteroid Sample Return

After months grappling with the rugged reality of asteroid Bennu’s surface, the team leading NASA’s first asteroid sample return mission has selected four potential sites for the Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft to “tag” its cosmic dance partner.

August 12, 2019
from NASA https://ift.tt/2YQ31dL
via TT