Launch Blazes Trail for Asteroid Miners

Launch Blazes Trail for Asteroid Miners
ESA/Rosetta/OSIRIS via AP

On 8 September, a NASA spacecraft is set to launch on a seven-year mission to retrieve rocks and dust from a near-Earth asteroid called Bennu. Those samples could help scientists to better understand the origins of the Solar System's planets — and, perhaps, of life itself.

Called OSIRIS-REx, the mission comes as a handful of companies pursue controversial plans to mine asteroids, in search of rare minerals or even fuel for extended space missions. If the NASA effort succeeds, it will serve as a proof of concept for more ambitious attempts to exploit asteroids for scientific or commercial gain.

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