Atlas-Able
USA Wikipedia 
Built & Operated By
Convair
Commercial · founded 1943
Family
Atlas
Maiden Flight
26 NOV 1959
About
The Atlas-Able was an American expendable launch system derived from the SM-65 Atlas missile. It was a member of the Atlas family of rockets, and was used to launch several Pioneer spacecraft towards the Moon. Of the five Atlas-Able rockets built, two failed during static firings, and the other three failed to reach orbit.
Vehicle Specifications
Height
35 m
Diameter
3.05 m
Launch Mass
120 T
Thrust
1,587 kN
Stages
3
Configuration
Expendable
Launch Record
Total Launches
3
Successful
0
Failed
3
Performance
To GTO
250 kg