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Stealth technology is special technology to hide from radar which means the plane doesnt exist on a radar but stealth technology is expensive
Stealth technology as in Aircrafts, Ships, Battle tanks etc.
Countries that have stealth technology in the form of naval ships or aircraft or Battle Tanks are
China, Russia, USA, Germany, France, UK, Spain
Modern Marvels - 1994 Stealth Technology 12-68 was released on:
USA: 2006
Advantages: Stealth aircraft are invisable to radar.
Disadvantages: They have a reduced payload, and they have a high operating cost.
Yes satellites have the ability to detect stealth planes. Stealth technology was likely invented in Germany during World War II.