The Soyuz rocket blasted off today at 2:21am ET carrying three Expedition 54 crew members on a two-day trip to their new home in space. https://t.co/QT0NzwY1fq pic.twitter.com/GLBVbC2q0X — Intl. Space […]

Most galaxies have a single nucleus — does this galaxy have four? The strange answer leads astronomers to conclude that the nucleus of the surrounding galaxy is not even visible […]

Watch LIVE early tomorrow from 07:15 CET | 06:15 GMT on @nasa tv https://t.co/Y2uDiJmVr0 https://t.co/hdomrk47LC — ESA (@esa) December 16, 2017

Watch LIVE early tomorrow from 07:15 CET | 06:15 GMT on @nasa tv https://t.co/Y2uDiJmVr0 https://t.co/hdomrk47LC — ESA (@esa) December 16, 2017

Three Expedition 54 crew members are set to launch Sunday at 2:21am ET and take a two-day trip to their new home in space. Live @NASA TV coverage begins at […]

Saddened to learn of the death of Prof Heinz Wolff, former ESA advisor https://t.co/KkSKt3wFTk — ESA (@esa) December 16, 2017

Construction of launchpad for #Ariane6 is in full swing at Europe's Spaceport – – not only a new #rocket but also a new way of launching rockets @Euronews takes a […]

BBC News – California fires: #Sentinel5P satellite tracks wildfire smoke plume https://t.co/Rx4J5k5Yo3 #CaliforniaFires pic.twitter.com/qMT6w1PwzC — ESA (@esa) December 16, 2017