Mine craft for #Mars: testing how to search for life on other planets by going a kilometre down in a UK mine https://t.co/celsKsX9vZ pic.twitter.com/p6ZrU7NlM6 — ESA (@esa) October 20, 2017

Tune in for #EarthfromSpace at 10:00 CEST. #WhereonEarth will it take us today? https://t.co/KLaB2hBAKt pic.twitter.com/sPro4TaovX — ESA (@esa) October 20, 2017

Interesting presentations on past, present, future space missions, by agencies / industry. 30th international astronaut gathering #ASE30 pic.twitter.com/VbomrOku7z — André Kuipers (@astro_andre) October 19, 2017

"Earth, this is Paolo-Over"😉 Today it was very interesting to answer many questions from students in Ireland and Sweden!#ARISS #VITAmission pic.twitter.com/dC6wOHyYqc — Paolo Nespoli (@astro_paolo) October 19, 2017

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With love from @astro_paolo – enjoy all his images from space in his @Flickr gallery #Vitamission https://t.co/2wwuh7Mbza pic.twitter.com/ujgVWctMbR — ESA (@esa) October 19, 2017

Want to work with astronauts on @esaspaceflight exploration? Speak some #IT? #SpaceshipEAC looks for post-doc: https://t.co/JphdehavaH pic.twitter.com/Ej3jdgsUHG — ESA (@esa) October 19, 2017

The last year I've mostly been aerobraking – using #Mars atmosphere to help me reach #science orbit in 2018 https://t.co/aVsWTpMKHv #ExoMars pic.twitter.com/zqldK3O18Y — ExoMars orbiter (@ESA_TGO) October 19, 2017