NOW: Join us LIVE for Sentinel5P 'First Light' at @DLR_DE – showing first results from @CopernicusEU #Sentinel5P atmospheric monitoring mission with #Tropomi Streaming: https://t.co/1u44EIHOq0 pic.twitter.com/BnAtcYmEYc — ESA (@esa) December 1, […]

Watch LIVE at 10:30 CET today, Sentinel5P 'First Light', – first results from @CopernicusEU #Sentinel5P atmospheric monitoring mission with #Tropomi Streaming: https://t.co/1u44EIHOq0 pic.twitter.com/Kp5Oc5mp3n — ESA (@esa) December 1, 2017

Countdown to #Christmas with our #December #Uprint calendar https://t.co/H6sTsJ3Y5I pic.twitter.com/84zwKQpCv8 — ESA (@esa) December 1, 2017

Fans of our fair planet might recognize the outlines of these cosmic clouds. On the left, bright emission outlined by dark, obscuring dust lanes seems to trace a continental shape, […]