Two astronauts who helped capture and berth the Dragon supply ship said Saturday they would be comfortable flying a human-rated version of the craft on commercial flights to the International Space Station. The Dragon spacecraft was captured Friday by the International Space Station's robotic arm. Credit: ESA/NASA NASA flight engineer Don Pettit guided the space station's Canadian robotic arm to grapple the private cargo freighter Friday, three days after it blasted off from Florida on a test flight long-awaited by NASA and SpaceX, the craft's builder, owner and operator. Joe Acaba, a former school teacher and environmental scientist, helped configure the space station's berthing system to...
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