Series: Ukraine is cosmic
The coin is dedicated to the launch of the first satellite of the Earth, which emitted radio waves at two frequencies, which allowed studying the upper layers of the ionosphere. Radio amateurs around the world watched the sound signals transmitted by the satellite. He could be seen as a star of the first magnitude - even with the naked eye. The launch date of the satellite is considered to be the beginning of the space age of mankind. The creation and launch of the first satellite of the Earth involved Ukrainian scientists and designers led by the founder of practical cosmonautics S. P. Korolev.
5 hryvnia, year of issue: 2017 year Edition: 50000 pcs, metal: nickel silver, weight 16.54 grams