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World's First Scientist-Cosmonaut Becomes Ambassador for Aquarius Company
Russian cosmonaut-tester, Hero of Russia Sergey Ryazansky has become an ambassador for the developer and manufacturer of computer equipment, Aquarius. Sergey Ryazansky is the first scientist in the world to become a spacecraft commander, having made two flights with a total duration of 305 days, as well as four spacewalks with a total duration of 27 hours 35 minutes.