#AsteroidDay is of course 30 June! Watch today's press briefing live at 14:30 CET https://t.co/VlMIYYWhxi
— ESA (@esa) February 14, 2017
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#AsteroidDay is of course 30 June! Watch today's press briefing live at 14:30 CET https://t.co/VlMIYYWhxi
— ESA (@esa) February 14, 2017