Planetary Resources wants to mine asteroids

Now they want to mine asteroids for what they say will be tens of billions of dollars worth of resources annually for use on Earth and beyond. Seattle-area's Planetary Resources, backed by big-money investors including filmmaker James Cameron and

By Seth Borenstein AP This computer-generated image provided by Planetary Resources hows a conceptual rendering of a spacecraft preparing to capture a water-rich, near-Earth asteroid. (Planetary Resources) Washington — Space-faring robots could be

At 1:30 p.m. EDT today, Planetary Resources will officially unveil its plans to use robotic spacecraft to exploit the mineral riches of the thousands of known near-earth objects passing through Earth's neighborhood, as well as

By Seth Borenstein AP This computer-generated image provided by Planetary Resources hows a conceptual rendering of a spacecraft preparing to capture a water-rich, near-Earth asteroid. (Planetary Resources) Washington — Space-faring robots could be

By Seth Borenstein AP This computer-generated image provided by Planetary Resources hows a conceptual rendering of a spacecraft preparing to capture a water-rich, near-Earth asteroid. (Planetary Resources) Washington — Space-faring robots could be