WALLOPS ISLAND, Va. —  A Northrop Grumman-built Cygnus freight ship launched from Virginia Tuesday evening (Aug. 10), bring essential materials for astronauts on the International Spaceport Station (ISS). 

Perched atop a two-stage Antares rocket, the uncrewed Cygnus NG-16 spacecraft — the heaviest Cygnus spacecraft yet — launched from Pad 0A at the Mid-Atlantic Regional Spaceport at NASA’s Wallops Flight Facility on Wallops Island, Virginia at 6:01 p.m. EDT (2201 GMT) on Tuesday night, completion of the prepared five-minute home window.