#ICYMI Watch a replay of this morning's #Horizons mission news conference with @Astro_Alex – the last in Europe before he embarks on his second flight to the @Space_Station on 6 June.
🎥https://t.co/DINUh9Iypt pic.twitter.com/RtSfMupHtT— ESA (@esa) April 17, 2018
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