Sharing images like this smiling crater on #Mars makes us happy! ๐Ÿ™‚ #InternationalDayOfHappiness — ESA Science (@esascience) March 20, 2017

Watch LIVE from #Banff at 15:30 GMT: opening session for #SwarmMission + #CryoSat Science meetings w @CSA_ASC — ESA (@esa) March 20, 2017

#ICYMI ESA Euronews looks at measuring atmospheric pollution (8 langs) — ESA (@esa) March 20, 2017

B-ring it on! Our @ESAscience #ImageOfTheWeek focuses on detail in Saturnโ€™s B-ring, captured by @CassiniSaturn — ESA (@esa) March 20, 2017

#Dragon and #Soyuz facing each other on the @Space_Station. Different technology, different language, same goal โ€“ return to Earth! — Thomas Pesquet (@Thom_astro) March 19, 2017

Snow on the summit of a volcano in Hawaii! #asongoficeandfire #Proxima — Thomas Pesquet (@Thom_astro) March 19, 2017

#ICYMI Call for #media Attend or call-in to opening of #SwarmMission + #CryoSat science mtg, #Banff 20 Mar — ESA (@esa) March 19, 2017

Watch LIVE from #Banff – Monday at 16:30 CET – opening of #SwarmMission and #CryoSat science meeting — ESA (@esa) March 19, 2017

It has become somewhat of a tradition with all the visiting vehicles recently: please bear with us for the requisite selfie ๐Ÿ˜‰ — Thomas Pesquet (@Thom_astro) March 19, 2017

Brilliant image, @Thom_astro! The #dragon craft and its cargo are now safely back on Earth. Well done, @NASA and @SpaceX — ESA Operations (@esaoperations) March 19, 2017