The Canadarm2 robotic arm slowly reaches out to grapple the SpaceX Dragon

iss057e115434 (Dec. 8, 2018) --- The Canadarm2 robotic arm, operated by astronauts Alexander Gerst and Serena Auñón-Chancellor, slowly reaches out to grapple the SpaceX Dragon cargo craft. Dragon, packed with over 5,600 pounds of cargo, completed a three-day trip to the International Space Station that began with a launch from Cape Canaveral Air Force Station in Florida and ended with its installation and hatch opening on the Harmony module.