Please make a donation to support Gunter's Space Page.
Thank you very much for visiting Gunter's Space Page. I hope that this site is useful and informative for you.
If you appreciate the information provided on this site, please consider supporting my work by making a simple and secure donation via PayPal. Please help to run the website and keep everything free of charge. Thank you very much.

RT-20P (8K99, SS-X-15, Scrooge) ICBM


The RT-20P was a mobile ICBM consisting on a unusual combination of a solid-fueled first stage and a liquid-fueled (N2O2 / UDMH) second stage.

After 12 (other sources: 8) flight tests from Plesetsk, the development was cancelled. It had a range of 5000 km with an heavy warhead to 7000 km with a light warhead.

Vehicle Stage 1 Stage 2
RT-20P (8K99) 15D151 8K94 / RD-857 (15D12)


OKB Name Name Design SALT DoD NATO
RT-20P 8K99 - SS-X-15 Scrooge

Cite this page: