Thorad SLV-2G Agena D – McDonnell Douglas
- Family: Thor
- Length: 32.9 m
- Diameter: 2.44 m
- Launch Mass: 91 T
The Thorad SLV-2G Agena D, manufactured by McDonnell Douglas established in unknown year, undertook its inaugural launch on 08/09/1966. Notably, Thorad SLV-2G Agena D has 29 successful launches and 1 failed attempts, with a cumulative tally of 30 launches, currently with 0 pending launches in the pipeline.
Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.