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Astronomy Tidbit: Algol, the Demon Star...: chiefoperator — LiveJournal

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If you don't know about the star Algol, the thing that makes it interesting is that it is basically the only star in the sky that "winks". It is normally magnitude 2.3 or so, a medium-bright star in the constellation Perseus, near Cassiopeia - but about ever 3 days, it goes through a cycle where it…

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Astronomy Tidbit: Algol, the Demon Star...

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