The privately owned Dragon capsule has successfully docked at the International Space Station on Friday. This is the first time a private company has launched a spacecraft that has been snared by the robotic arm at the International Space Station. The unmanned craft, owned by the California-based SpaceX, was on track to deliver a half ton of supplies. President Obama is pushing commercial companies to venture into space so that NASA can save money and focus on landing an astronaut on Mars.
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