International Space Station (ISS)astronauts received a cargo ship full of supplies, the National Aeronautics andSpace Administration (NASA) mission said on Sunday.The NASA SpaceX cargo ship, Dragon, spent two days chasing the ISS following itslaunch from Cape Canaveral. Astronauts used a robot arm to capture the capsule420 kilometers above Egypt.More than 2 tons of food, spacewalking gear, and experiments fill the Dragon, NASAsaid.On Wednesday, two American astronauts on board will conduct a spacewalk toreplace a dead computer. NASA wants a reliable backup computer in place as soonas possible, even though the primary computer is still working. The backupcomputer failed on April 11.