USAF Thor DM-21 Ablestar Transit-O 4
Thor DM-21 Ablestar
Status
Success
Date
24 JUN 1965
22:35
Mission Overview
The Transit-O series of satellites that closely followed the design of Transit 5C-1 were also called “Oscars” (Oscar is the phonetic alphabet for “O”, i. e., operational). They were also called NNS (Navy Navigation Satellite) or shortened NavSat.
Rocket
Thor DM-21 Ablestar
Mission Type
Navigation
Orbit
Polar Orbit
Stages
2
Livestream
Not availableRocket Details
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.
Height
29 m
Diameter
1.44 m
Launch Mass
51 T
Thrust
760 kN