The government document describing the mission said it would inspire because it "will send humans farther than they have ever been before."
The Keck Institute plan: http://www.kiss.caltech.edu/study/asteroid/asteroid_final_report.pdf
Seth Borenstein can be followed at http://twitter.com/borenbears
Copyright 2013 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.