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his handout image provided by the European Space Agency, transmitted by the space craft Rosetta, shows the asteroid Lutetia at closest approach July 10, 2010 between Mars and Jupiter in outer space.
his handout image provided by the European Space Agency, transmitted by the space craft Rosetta, shows the asteroid Lutetia at closest approach July 10, 2010 between Mars and Jupiter in outer space.

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    NASA asks public to hunt asteroids

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NASA asks public to hunt asteroids

NASA has issued The Asteroid Grand Challenge, an effort to get ideas for how to capture asteroids. Erin Burnett reports.

NASA asks public to hunt asteroids

NASA has issued The Asteroid Grand Challenge, an effort to get ideas for how to capture asteroids. Erin Burnett reports.