This is the 2nd mission under NASA's Commercial Resupply Service agreement with Orbital Sciences The unmanned Cygnus cargo vessel delivered approximately 1494kg of supplies and science experiments to the International Space Station.
Antares known during early development as Taurus II, is an expendable launch system developed by Orbital Sciences Corporation (now part of Northrop Grumman Innovation Systems after Northrop Grumman acquired Orbital ATK) and the Yuzhnoye Design Bureau to launch the Cygnus spacecraft to the International Space Station as part of NASA's COTS and CRS programs. Able to launch payloads heavier than 5,000 kg (11,000 lb) into low-Earth orbit, Antares is the largest rocket operated by Orbital ATK. Antares launches from the Mid-Atlantic Regional Spaceport and made its inaugural flight on April 21, 2013.
See DetailsCygnus CRS Orb-2, also known as Orbital Sciences CRS Flight 2, was the third flight of the Orbital Sciences' unmanned resupply spacecraft Cygnus, its third flight to the International Space Station, and the fourth launch of the company's Antares launch vehicle. The mission launched from the Mid-Atlantic Regional Spaceport on 13 July 2014.
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