Planetary Protection based on legal obligations of ESA Member States as signatories of UN Outer Space Treaty…. https://t.co/DlCM5fbdNY pic.twitter.com/t9o1RFLleA — ESA Technology (@ESA_Tech) August 3, 2017

More about the logo here https://t.co/JPuX6yiomk — ESA (@esa) August 3, 2017

@ESA_EO Copernicus monitoring system helps to the track activity of the #Larsen-C ice shelf and berg! https://t.co/1UP7u75j3w via @esa — Antarctic Survey (@BAS_News) August 3, 2017

Calling #space historians! Register now for our #ESAHistoryProject Conference, #Padua @NASAhistory @HistArchivesEU https://t.co/k0PyTdJ3r0 pic.twitter.com/qnsqViY2Mm — ESA space history (@ESA_History) August 3, 2017

Meanwhile in #Antarctica, the continent sees first light after months of darkness. Photo taken by crew at #Concordia Research Station pic.twitter.com/GNhZLiq8Rx — Human Spaceflight (@esaspaceflight) August 3, 2017

🛰️🌏❓ Where was this satellite image captured? #QuoteRetweet your answer with the #WhereOnEarth hashtag for a chance to win an @ESA gadget! pic.twitter.com/oBQuszM5RC — ESA EarthObservation (@ESA_EO) August 3, 2017

This is what cosmonauts do to manually dock an unmanned #progress cargo ship to the #iss via remote control. Sort of like flying a drone. pic.twitter.com/jZbE9jhrwL — Alexander Gerst (@Astro_Alex) […]

The prominent ridge of emission featured in this vivid skyscape is designated IC 5067. Part of a larger emission region with a distinctive shape, popularly called The Pelican Nebula, the […]