Thor Delta G
Thor familyMcDonnell DouglasRetired
American orbital launch vehicle family with Thor first stage and a delta second stage.

Specifications
- Thrust
- 765 kN
- Height
- 30 m
- Diameter
- 2.44 m
- Launch mass
- 55 t
- Stages
- 3
- Launch cost
- $10.15M
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
2flightswith a definitive outcome
100%success rate2 of 2
0failuresincluding partial failures
2success streakcurrent
First flight December 14, 1966 · latest September 7, 1967
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Thor Delta G flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 1966 | 1 | 0 | 1 |
| 1967 | 1 | 0 | 1 |