A SpaceX Falcon 9 rocket launched Northrop Grumman's second "Cygnus XL" freighter toward the International Space Station (ISS)from Cape Canaveral Space Force Station in Florida on Saturday at 7:41 a.m. EDT (1141 GMT). The freighter will deliver about 11,000 pounds (4,990 kilograms) of science equipment and supplies to the astronauts aboard the station. Credit: SpaceX