Venice, city of gondoliers and the lovers they carry along the canals. Happy #ValentinesDay! https://t.co/PUfgxXsw5y #Proxima pic.twitter.com/DPvxOnvX7q — Thomas Pesquet (@Thom_astro) February 14, 2017

Glaciology and ornithology in #Antarctica. Last days of @didier_schmitt's visit to the white continent. #blog https://t.co/SOxn8ER7LU pic.twitter.com/LFwVqxrR4U — Human Spaceflight (@esaspaceflight) February 14, 2017

How river authorities in #Romania can now monitor ice and other navigational impediments in the #Danube from spacehttps://t.co/6p9fB2si25 pic.twitter.com/juyRlRqOtH — ESA ARTES (@esa_artes) February 14, 2017

Congrats to @Thom_astro with over 1 million likes and followers on @facebook: https://t.co/e4XnlNEGk7 pic.twitter.com/ODAAnGdJO9 — ESA (@esa) February 14, 2017

#AsteroidDay is of course 30 June! Watch today's press briefing live at 14:30 CET https://t.co/VlMIYYWhxi — ESA (@esa) February 14, 2017

Watch LIVE: @AsteroidDay press conference today from 14:30 CET, preparing for 14 June https://t.co/AVpa4QcLvf pic.twitter.com/fP2GyFrWAE — ESA (@esa) February 14, 2017

#OTD in 2015: #Rosetta's #ValentinesDay close encounter with comet #67P. @ESAscience #ImageoftheWeek https://t.co/75z6bFnrCX pic.twitter.com/u9UHK4pGvk — ESA (@esa) February 14, 2017

@DavaExplorer @AstroSamantha @astro_paolo @astro_luca @polimi Ciao Dava! — ESA (@esa) February 14, 2017

Received an invitation for #Sentinel2Go? You've got until 12:00 CET today to confirm acceptance. Then, we'll offer open seats to waitlist — ESA (@esa) February 14, 2017

Light my fire! Watch #valentines #Ariane5 launch on @arianespace TV – live tonight from 21:00 GMT https://t.co/sbFsVjA0vR pic.twitter.com/9pk7vHbK0y — ESA (@esa) February 14, 2017