The 9M730 Burevestnik SSC-X-9 Skyfall is a Russian low-flying, nuclear-powered, nuclear-armed cruise missile under development for the Russian Armed Forces. According to the Russian Ministry of Defense, the missile's range is effectively unlimited.

The Burevestnik is one of the six new Russian strategic weapons unveiled by Russian President Vladimir Putin on 1 March 2018.

According to Russian Chief of the General Staff Valery Gerasimov, the missile flew 14,000 kilometers in a 15 hours flight on 21 October 2025.