ESTEC #OpenDay 2016: guest astronauts are Andre Kuipers (NL), Franco Malerba (IT) and, just confirmed, Hans Schlegel (DE). Check out http://www.esa.int/openday2016
ESTEC #OpenDay 2016: guest astronauts are Andre Kuipers (NL), Franco Malerba (IT) and, just confirmed, Hans Schlegel (DE). Check out http://www.esa.int/openday2016