Cygnus supply ship delivers 3.8-ton cargo load to International Space Station

NASA flight engineer Anne McClain grappled Northrop Grumman’s Cygnus supply ship with the International Space Station’s robotic arm Friday, marking the automated cargo freighter’s arrival after an abbreviated day-and-a-half-long journey from a launch pad in Virginia with nearly 7,600 pounds of experiments, food and provisions. Commanding the Canadian-built robot arm from a control station in the cupola module, McClain guided the arm’s end effector over a grapple pin on the rear end of the Cygnus spaceship as the cargo craft held steady roughly 30 feet (10 meters) below the complex. More

(Source: SpaceFlight Now - Apr 21)