Thor Burner 2A – McDonnell Douglas
- Family: Thor
- Length: 23 m
- Diameter: 2.44 m
- Launch Mass: 50 T
The Thor Burner 2A, manufactured by McDonnell Douglas established in unknown year, undertook its inaugural launch on 10/14/1971. Notably, Thor Burner 2A has 8 successful launches and 0 failed attempts, with a cumulative tally of 8 launches, currently with 0 pending launches in the pipeline.
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.