ATHENS – Russian cosmonaut of Pontic-Greek descent Fyodor (Theodoros) Nikolayevich Yurchikhin Grammatikopoulos after a seven-and-a-half-hour walk outside the International Space Station (ISS), manually launched the […] The post Greek-Russian Yurchikhin Grammatikopoulos’ over 7-Hour Spacewalk appeared first on The National Herald.
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