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Thor Delta B

Thor familyMcDonnell DouglasRetired

American orbital launch vehicle family with Thor first stage and a delta second stage.

Specifications

Thrust
667 kN
Height
31 m
Diameter
2.44 m
Launch mass
51 t
Stages
3
Launch cost
$9.59M
LEO capacity
370 kg
GTO capacity
68 kg

Specifications from Launch Library. Figures the operator has not published are omitted.

Flight record

9flightswith a definitive outcome
88.9%success rate8 of 9
0success streakcurrent

Counted from padside's own launch record, the same basis as the stats page.

Flights

5 of 9

All 9 flights