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#WhereOnEarth was this satellite image captured? #QuoteRetweet your best guess. The answer will be revealed tomorrow during #EarthFromSpace. pic.twitter.com/JbJkNzq1Kj — ESA EarthObservation (@ESA_EO) September 21, 2017

Peering back in cosmic history, @ESAHerschel probed how #galaxies evolved over billions of years: #HerschelMoments https://t.co/xJhII8glm4 pic.twitter.com/svNTQ4n8Xh — ESA (@esa) September 21, 2017

The Moon, three planets, and a bright star gathered near the ecliptic plane in the September 18 morning sky over Veszprem Castle, Hungary. In this twilight skyscape, Mercury and Mars […]

Special delivery! 2 of the 4 #Galileo satellites for launch on #Ariane5 Flight #VA240 have arrived in French Guiana @EU_Commission @esa #OHB pic.twitter.com/t73HXZySzS — Stéphane Israël (@arianespaceceo) September 20, 2017

You've heard of a fisheye, right? Well, this is a 2fisheye time-lapse out of the @Space_Station cupola windows. It's pretty cool. pic.twitter.com/wto2vAvcZk — Jack Fischer (@Astro2fish) September 20, 2017

#Didyouknow that every dot in this view is the dusty glow of a distant galaxy seen by @ESAHerschel? https://t.co/zsDf8dHeh0 #HerschelMoments pic.twitter.com/Znn1GnCBgj — ESA Science (@esascience) September 20, 2017

Giant iceberg on the move – @CopernicusEU #Sentinel1 sees #A68 drifting away from #Antarctic ice shelf https://t.co/ZjGKOIOGSl pic.twitter.com/os0aVHLa0g — ESA (@esa) September 20, 2017