Get ready for November with our #Uprint calendar, featuring Wadi As Sirhan basin seen by #ProbaV https://t.co/k5B9X9TCZ3 pic.twitter.com/kRqZsbFwYM — ESA (@esa) October 31, 2016

From 2020, helping satellites push back the frontiers of our Universe. #Ariane6Go pic.twitter.com/X8XkRK9e0x — Airbus Safran Lnchrs (@ASLaunchers) October 30, 2016

Eery view of the Crab Nebula from @HUBBLE_space – have a spooky #Halloween https://t.co/ObbZWLnqUV pic.twitter.com/vpnVe3FUoZ — ESA (@esa) October 31, 2016

A coating developed for medical implants is set to safeguard next generation of European telecom satellites https://t.co/54x8IpO1J9 pic.twitter.com/C2XJhdxZeT — ESA (@esa) October 31, 2016

L-17! Visiting @Thom_astro in Star City before he leaves to Baikonur for the #ISS #missionProxima #exp50 #exp51 pic.twitter.com/I2kCRgcAhQ — Jan Woerner (@janwoerner) October 31, 2016

More #Sentinel1 #radarvision 'interferograms' coming out of Sunday's #ItalyEarthquake. https://t.co/vzfhqkfreB — ESA EarthObservation (@ESA_EO) October 31, 2016

Today is World #CitiesDay. Did you know that space-based technology can help with urban planning? Learn more at https://t.co/Jp1tUwAEJz pic.twitter.com/3yeXlOWDY2 — UNOOSA (@UNOOSA) October 31, 2016

JAXA Astronaut Satoshi Furukawa Casts Eyes off to Our Planet through the Cupola Bay Windows #photooftheday pic.twitter.com/eE3ey1pjUS — JAXA Web (@JAXA_en) October 31, 2016

A spooky serpent looms over Iceland. #HappyHalloween https://t.co/kzI7P6eTsH pic.twitter.com/Uw1sU8F8Vt — ESA (@esa) October 31, 2016

L-18: Three astronauts, three languages, Oleg's, @AstroPeggy's and my text in Gagarin's memorial book pic.twitter.com/m9SO6YQ1a3 — Thomas Pesquet (@Thom_astro) October 30, 2016