The main challenge for mining near-Earth celestial bodies is neither technology nor cost, but simply “convincing people it is realistic,” says Dr. Phil Metzger.
Anglo American Platinum forced to stockpile concentrate and shut down smelter in South Africa responsible for one fifth of its refined platinum output.
OSIRIS-REx will collect samples from an asteroid and return them to Earth, in what it could be a pivotal step for firms currently planning to tap into the space mining business.
