China's longest manned space mission and a significant step ...
On April 23, 1967 the Soviet Union's shuttle Union 1 had ...
UFOs are unidentified aircraft which are attributed to ...
The Kepler space observatory found at 600 light years from ...
Space fishing is a term used to describe a proposed ...
Vega (Vettore Europeo di Generazione Avanzata, in English ...
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คำศัพท์
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