A map of ultra bright stars called Cepheids shows the Milky Way's twisted form in 3D: https://t.co/kox1JR7D00 pic.twitter.com/kZEtA1ZQsm
— Nature News & Comment (@NatureNews) August 4, 2019
via Twitter https://twitter.com/NatureNews
August 04, 2019 at 04:30PM
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