The year 1970 in science and technology involved some significant events, listed below. == Astronomy and space exploration == February 11 – The Ohsumi satellite is launched, making Japan the fourth country to launch a satellite into orbit.
The year 1970 in science and technology involved some significant events, listed below. == Astronomy and space exploration == February 11 – The Ohsumi satellite is launched, making Japan the fourth country to launch a satellite into orbit.
Source: Wikipedia "1970 in science" · CC BY-SA 4.0
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