ESA on Twitter
https://mobile.twitter.com/esa/status/1004978399549575168
https://mobile.twitter.com/esa/status/1004978399549575168
NASA’s Fermi Gamma-ray Space Telescope was launched into orbit on June 11th, 2008. Its instruments detect gamma-rays — light that is thousands to hundreds of billions of times more energetic […]
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https://mobile.twitter.com/esa/status/1004778524060934144
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