- Family: Antares
- Length: 40.5 m
- Diameter: 3.9 m
- Launch Mass: 276 T
- Low Earth Orbit Capacity: 4600 kg
The Antares 120 was manufactured by Orbital Sciences Corporation with the first launch on 2014-01-09. Antares 120 has 2 successful launches and 0 failed launches with a total of 2 launches. 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.
Orbital Sciences Corporation is a Commercial USA entity that was founded in and is administered by .
Orbital Sciences Corporation has 65 successful launches and 7 failed launches with a total of 72 launches.