Two astronauts are finalizing preparations before tomorrow’s spacewalk while @OrbitalATK gets its Cygnus space freighter ready to launch Sunday. https://t.co/wFQl6sDC1H pic.twitter.com/SFqDJwjcpr — Intl. Space Station (@Space_Station) May 15, 2018

Great to have your feedback. We're currently reviewing our colours, designs and sizes. — ESA (@esa) May 15, 2018

The ExoMars Trace Gas Orbiter mission arrived at #Mars in October 2016. After a year spent carefully adjusting its position, the @esa_tgo spacecraft is now beginning its science operations. 🎥 […]

LISTEN: #ESATech materials engineer Laurent Pambaguian talks to the @FuturetechP podcast about using #3Dprinting in space, and on other planets: https://t.co/CoLLNvqzhb pic.twitter.com/7qw5xVapsp — ESA Technology (@ESA_Tech) May 15, 2018

.@CopernicusEU Sentinel data are helping monitor #KÄ«lauea: radar on #Sentinel1 can detect movements of millimetres in the ground across wide areas providing a detailed picture of land deformation & fault […]

Four hundred years ago today (May 15, 1618) Johannes Kepler discovered the simple mathematical rule governing the orbits of the solar system’s planets, now recognized as Kepler’s Third Law of […]