In this photo provided by NASA, the SpaceX Dragon private space freighter approaches the International Space Station, Tuesday, Sept. 23, 2014. Two days after blasting off from Cape Canaveral, Fla., ... more 
In this photo provided by NASA, the SpaceX Dragon private space freighter approaches the International Space Station, Tuesday, Sept. 23, 2014. Two days after blasting off from Cape Canaveral, Fla., Dragon arrived at the space station containing the first 3-D printer ever launched into orbit. (AP Photo/NASA) less 
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Associated Press | Photo By NASA
Tue, Sep 23, 2014 9:39 AM EDT