A look back at our week in space images… @ESAGaia's sky in colour, a first #Mars image from @ESA_TGO, mosaic cloud-free Europe and the liftoff of #Sentinel3
More: https://t.co/Sy4xHwChb9 pic.twitter.com/jOoGz4jdZc

— ESA (@esa) April 29, 2018