The world’s first artificial satellite, the sputnik 1, was launched buy the Soviet Union in 1957. Satellites are almost every day by every one for communication, weather forecast, astronomy , surveillance and for a variety of other purposes
The world’s first artificial satellite, the sputnik 1, was launched buy the Soviet Union in 1957. Satellites are almost every day by every one for communication, weather forecast, astronomy , surveillance and for a variety of other purposes