Did Galileo invented the navigation and the satellite?

portuguese

In the 1960's, the US military used a satellite-based positioning system called "Transit" or NAVSAT. Originally developed for the ballistic missile program, the system consisted of five to ten...

Russia is credited with the first man-made satellite. "Sputnik," a 183-pound, 22-inch sphere, was launched on October 4, 1957. Sputnik was not invented by any one person but was the result of a long...

ur mum invented navigation

Soviet Union on 4th October 1957 named Sputnik-1