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[SacredCircle]

Some believe that humanity should progress outwards one stage at a time, while others insist that greater scientific returns are to be had by launching bolder missions, with humans exploring the planets sooner rather than later. Dr. Kai Multhaup, a physicist working at the Westfälische Wilhelms-Universität Münster in Germany, is firmly in the "one step at a time" camp, as he recently explained at Europlanet's Planetary Science Congress.




http://www.livescience.com/space/090122-am-human-spaceflight-evolution.html