Atlas II
USA Wikipedia 
Built & Operated By
Lockheed Martin
Commercial · founded 1953
Family
Atlas
variant II
Maiden Flight
7 DEC 1991
About
Atlas II was a member of the Atlas family of launch vehicles, which evolved from the successful Atlas missile program of the 1950s. It was designed to launch payloads into low earth orbit, geosynchronous transfer orbit or geosynchronous orbit. Sixty-three launches of the Atlas II, IIA and IIAS models were carried out between 1991 and 2004; all sixty-three launches were successes, making the Atlas II the most reliable launch system in history.
Vehicle Specifications
Height
47.54 m
Diameter
3.04 m
Launch Mass
204 T
Thrust
2,479 kN
Stages
3
Configuration
Expendable
Launch Record
Total Launches
10
Successful
10
Failed
0
Consecutive
10
Performance
To LEO
6,580 kg
To GTO
2,810 kg