The Soviet Union developed three different types of fourth-generation ICBM in parallel: SS-17, SS-19 and SS-18. The SS-18 weapon system has been designed in two forms.

• 本文是欧洲火箭专家Rolf Engel所著系列文章中的第二篇。 苏联的SS-18导弹系统有两种类型:一类是大当量弹头的,原计划用于摧毁美国的大力神导弹基地;