Thor Delta A
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
- 50 t
- Stages
- 3
- Launch cost
- $9.59M
- LEO capacity
- 250 kg
- GTO capacity
- 68 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
2flightswith a definitive outcome
100%success rate2 of 2
2success streakcurrent
Counted from padside's own launch record, the same basis as the stats page.