#2018 Four more #Galileo satellites are due to be launched this summer on #Ariane5, completing the constellation and Europe's Galileo satellite navigation system will be fully operational https://t.co/kkJ6dvQBmI pic.twitter.com/PEmXWoYIsP — […]

Even more ways to connect with @astro_alex this time https://t.co/eBNrZa3eRJ — ESA (@esa) January 4, 2018

What's up in @ESA_EO in #2018? #Sentinel3 B joins its twin for @CopernicusEU , Aeolus investigates the wind, and #MetopC eyes weather https://t.co/lQe09tUrcz pic.twitter.com/1DDOw0aKfa — ESA (@esa) January 4, 2018

Good question! we're checking with #Sentinel5P team — ESA (@esa) January 4, 2018

Launch window opens 5 October https://t.co/0yS6xx9RR1 — ESA (@esa) January 4, 2018

Here's our DG @janwoerner's blog post on #UnitedSpaceinEurope https://t.co/wLD5jLQshj — ESA (@esa) January 4, 2018

#2018 All shook up and heading for Mercury with @BepiColombo https://t.co/eEaM4K1Chq — ESA (@esa) January 4, 2018

UK is a Member State of ESA and not all our Member States are part of EU: – details here: https://t.co/3GslmEBWTr — ESA (@esa) January 4, 2018