Join us LIVE at 10:00 from @salondubourget to hear about a new space exploration competition https://t.co/fHUEtQFwht#PAS17 #spacebourget17 pic.twitter.com/jcS5geFuqD
— ESA (@esa) June 21, 2017
Previous Post: A Sundial that Shows Solstice
Next Post: ESA on Twitter