SpaceX aborted a planned rendezvous between an unmanned Dragon cargo ship and the International Space Station Wednesday because of a GPS problem. "Dragon is in good health and will make another rendezvous attempt with the @Space_ Station Thursday morning," the private company said on Twitter. The cargo ship is packed with more than 5,000 pounds (2,267 kilograms) of food, gear and science experiments for the six astronauts living on the orbiting space station.



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