Transit 3B & LOFTI-1
Thor DM-21 Ablestar
United States Air Force
Launch Status
Partial FailureLocation
Space Launch Complex 17B
Cape Canaveral, FL, USA
880 rockets have launched from Cape Canaveral, FL, USA.

Rocket
Thor DM-21 Ablestar – United States Air Force
- Family: Thor-Ablestar
- Length: 29 m
- Diameter: 1.44 m
- Launch Mass: 51 T
- Low Earth Orbit Capacity: 150 kg
The Thor DM-21 Ablestar was manufactured by United States Air Force with the first launch on 1960-04-13. Thor DM-21 Ablestar has 13 successful launches and 6 failed launches with a total of 19 launches. The Thor-Ablestar, or Thor Able-Star, also known as Thor-Epsilon was an early American expendable launch system consisting of a PGM-17 Thor missile, with an Ablestar upper stage. It was a member of the Thor family of rockets, and was derived from the Thor-Able.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA