24 KESÄ. 2017 Julkaisupäivä 1378 Katselukerrat

Younger space fans in an interactive challenge with ESA Director General Jan Woerner and astronauts Jean-Francois Clervoy and Leopold Eyharts. Replay of 'plug and play' session 2 in the space pavilion at the Paris Air and Space Show, 24 June 2017.