Where did the gold in your jewelry originate? No one is completely sure. The relative average abundance in our Solar System appears higher than can be made in the early […]

#Sentinel5P LEOP successfully completed. All elements nominal. Now commissioning phase starts. @ESA_EO — Josef Aschbacher (@AschbacherJosef) October 14, 2017

A picture is worth a thousand words – #Sentinel5P launch story in one image. pic.twitter.com/U5vG1ZLMaT — Copernicus EU (@CopernicusEU) October 13, 2017

When you take a picture of your home country… and jealous solar panels #photobomb you! #Italy #Vitamission pic.twitter.com/bsg0OnhXKV — Paolo Nespoli (@astro_paolo) October 14, 2017

Hmm. How to get a scale model of #ESA's @Planck satellite inside @NEMOamsterdam 😉 New exhibition starts today! https://t.co/ABlUWNF1Hf pic.twitter.com/qZSIf63BPq — ESA space history (@ESA_History) October 14, 2017

Things you can only do in space… Human fidget spinners! / Cose che si possono fare solo nello spazio: diventare noi stessi fidget spinner! 😂 https://t.co/StUmoKCJTX — Paolo Nespoli (@astro_paolo) […]

Geology of Mercury mapped by @NASA Messenger, details in the caption: https://t.co/9D2m2MK76i — ESA (@esa) October 14, 2017

Second LEOP report – all nominal; excellent satellite. Thanks to all @ESA_EO @CopernicusEU @DutchSpace @Eurockot https://t.co/qOAmGoGgjy — Josef Aschbacher (@AschbacherJosef) October 14, 2017

Liftoff! Almost 3 tons of food, fuel and supplies launched to @Space_Station at 4:46am ET: https://t.co/KX5g7zfYQe pic.twitter.com/WsRPDs6EPM — NASA (@NASA) October 14, 2017