Washington – With a week late for the first time appointed private space shuttle “Cygnus” has reached the International Space Station. Clock at 13.00 Central European Time has begun the complicated docking maneuvers, tweeted the U.S. space agency Nasa. This maneuver can take several hours. The laden with about 600 kg equipment transporter was expected to dock already last Sunday at the ISS. A computer problems had delayed the arrival.