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Variable stars, Cepheids

24-December-2019 Tuesday
Cepheids - stellar “milestones” of the Universe

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Cepheids - stellar “milestones” of the Universe - My, Variable stars, Cepheids, GIF, Video, Longpost

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Cepheids - stellar “milestones” of the Universe

Video GIF Variable stars Cepheids

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