The year 1990 in science and technology involved some significant events. == Astronomy and space exploration == January 24 – Japan launches the Hiten spacecraft, the first lunar probe launched by a country other than the Soviet Union or the United States.
The year 1990 in science and technology involved some significant events. == Astronomy and space exploration == January 24 – Japan launches the Hiten spacecraft, the first lunar probe launched by a country other than the Soviet Union or the United States.
Source: Wikipedia "1990 in science" · CC BY-SA 4.0
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