Thor-Burner

The Thor-Burner was an American expendable launch system, a member of the Thor family. It consisted of a Thor missile, with one or two Burner upper stages. It was used between 1965 and 1976, to orbit a number of satellites, most commonly DMSP weather satellites. Twenty-four were launched, of which two failed. Each launch cost 11.890 million 1985 US Dollars. It weighed 51,810 kg and was 24 metres tall.

Read more about Thor-Burner:  Burner 1 and Altair, Burner 2