Being the Russian term for "satellite", the word
Sputnik has appeared in the names of other spacecrafts: •
Dnepropetrovsk Sputnik, a series of scientific and technology development satellites •
Istrebitel Sputnikov, "Destroyer of Satellites", a series of antisatellite weapons and targets •
Tyazhely Sputnik, "Heavy Satellite", a failed Venus probe •
Upravlyaemy Sputnik, "Controllable Satellite", a series of ocean surveillance and missile detection satellites •
US-A, nuclear-powered ocean radar surveillance satellites •
US-K,
molniya orbit missile detection satellites •
US-KS,
geosynchronous orbit missile detection satellites •
US-KMO, Modernised geosynchronous orbit missile detection satellites •
US-P, electronic ocean surveillance satellites •
US-PM, modernised electronic ocean surveillance satellites ==Spacecrafts designated "Sputnik" in the West==