NASA’s Asteroid-Hunting Spacecraft Just Got an Amazing Side-Quest

Right now, OSIRIS-REx is one of the busiest spacecrafts in the solar system. OSIRIS-REx, which blasted off in September 2016, has been getting ready to rendezvous with the object of its mission—an asteroid called Bennu—in order to bring back samples to Earth. But before the spacecraft links up with Bennu in 2018, it’s been assigned a side project.

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