Space not only can be but must be explored, with missions to the moon, Mars, and ultimately to planets circling other stars in the nearby universe, according to Stephen Hawking, the world-renowned astronomer. His comments, made just over one year ago to an audience in Washington, D.C., are a counterpoint to those telling President Obama that the U.S. space program isn't worth it, that it's expensive, that these are tough economic times with other pressing needs of the moment, and…
Stephen Hawking: Space Travel To Mars And Stars Is Possible, And Necessary; He Tells How To Do It
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