In this frame grab from a NASA video, the robotic arm of the International Space Station holds the SpaceX Dragon capsule as astronauts prepare to dock the capsule with the station. SpaceX has become ... more 

In this frame grab from a NASA video, the robotic arm of the International Space Station holds the SpaceX Dragon capsule as astronauts prepare to dock the capsule with the station. SpaceX has become the first private company to rendezvous with the orbiting lab less