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Big, beautiful spiral galaxy NGC 6744 is nearly 175,000 light-years across, larger than our own Milky Way. It lies some 30 million light-years distant in the southern constellation Pavo appearing […]

Happy #AfricaDay! Composed using almost 7000 images by #Sentinel2-A, this mosaic offers a cloud-free view #Africa: https://t.co/93qn52XHce pic.twitter.com/ADKZiRRbDI — ESA EarthObservation (@ESA_EO) May 25, 2017

@mikebarnkob Research on effect of gravity on the immune system indeed an important research area, some info here https://t.co/eSQy0tGjET — ESA (@esa) May 25, 2017