RS-40 Sarmat-2 ICBM (FICTIONAL)

RS-40 15P180M "Sarmat-2" is a Russian nuclear intercontinental ballistic missile, basing in underground silos. It has 47 metres height and 5 metres in diameter. RS-40, first launched in 2031, is successor of original Sarmat RS-28, developed in 2019. It has 12 warheads, every 1 megaton in strength. Missile can reach every place on the planet by speed of 8 Machs.
PS: I will release the underground silo for RS-40 a bit later. Also sorry for my English.