The Nike Cajun was a two-stage sounding rocket . Launched 714 times between 1956 and 1976, it was the most widely used sounding rocket in the western world. The Nike Cajun had a launch mass of 698 kg, a payload of 23 kg, a launch thrust of 246 kN and a peak height of 120 km. The Nike Cajun had a diameter of 42 cm and a length of 7.70 m. The burn time of the Nike stage was 3 seconds, that of the Cajun stage 2.8 seconds. The top speed of the Nike Cajun was 6760 km / h.