ESA astronaut Alexander Gerst sends his greetings to the Euro-Space-Day in Saarbrücken, Germany. The tri-national (FR-LU-DE) event will bring together students, scientific institutions and space industry.
ESA astronaut Alexander Gerst greets German planetariums
Alexander Gerst training for his second ISS mission
Alexander Gerst’s Earth timelapses
Astronaut Class in DC on This Week @NASA
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