[ad_1] 17min ago "The ISS is a" human machine "- the most complex and valuable machine that humankind has ever built," said Gerst – live from the # 39, space goodnight Stuttgart. …
Read More »[ad_1] 17min ago "The ISS is a" human machine "- the most complex and valuable machine that humankind has ever built," said Gerst – live from the # 39, space goodnight Stuttgart. …
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