NASA to use Space Age 'droid' satellites

NASA scientists say they are ready to test "smart" satellites that can fly in precision formation and are relatively inexpensive to make and operate.

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<p><a href="http://www.physorg.com/news71843465.html">NASA to use Space Age 'droid' satellites</a></p> <p>NASA scientists say they are ready to test "smart" satellites that can fly in precision formation and are relatively inexpensive to make and operate.</p>