Thor Burner 1
Thor familyMcDonnell DouglasRetired
The Thor-Burner was an American expendable launch system, a member of the Thor rocket family. It consisted of a Thor missile, with one or two Burner upper stages.

Specifications
- Thrust
- 668 kN
- Height
- 23 m
- Diameter
- 2.44 m
- Launch mass
- 50 t
- Stages
- 2
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
4flightswith a definitive outcome
75%success rate3 of 4
1failureincluding partial failures
1success streakcurrent
First flight May 20, 1965 · latest March 31, 1966
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Thor Burner 1 flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 1965 | 2 | 0 | 2 |
| 1966 | 1 | 1 | 2 |