S-500 Prometheus
S-500 Prometheus is an anti-ballistic missile or missile model.
Also recorded as S-500; 55R6M "Triumfator-M"; 55R6M; Triumfator-M; 55R6M Triumfator-M; S-550.
Overview
Russian surface-to-air missile/anti-ballistic missile system.
In detail
It is associated with Russia.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“S-500 missile system”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2502230: S-500 Prometheus
Consult the source