Volunteers send out messages on social media on behalf of Planetary Resources, an astroid mining company based in Bellevue, Wash., Wednesday, May 29, 2013, in Seattle to raise awareness

 

              Volunteers send out messages on social media on behalf of Planetary Resources, an astroid mining company based in Bellevue, Wash., Wednesday, May 29, 2013, in Seattle to raise awareness
Volunteers send out messages on social media on behalf of Planetary Resources, an astroid mining company based in Bellevue, Wash., Wednesday, May 29, 2013, in Seattle to raise awareness of the company's plans for the world's first crowd funded space telescope. (AP Photo/Ted S. Warren)