- Family: Delta
- Length: 38.9 m
- Diameter: 2.44 m
- Launch Mass: 168 T
- Low Earth Orbit Capacity: 2800 kg
The Delta II 7320 was manufactured by United Launch Alliance with the first launch on 1999-06-24. Delta II 7320 has 7 successful launches and 0 failed launches with a total of 7 launches. Delta II is an American space launch system developed by McDonnell Douglas, now part of the Delta rocket family operated by United Launch Alliance. With more than 150 missions and a nearly perfect track record, Delta II has established itself as one of the most successful orbital launch systems.