Astronomy and Space

AR Cassiopeiae

AR Cassiopeiae (AR Cas) is a variable star in the constellation of Cassiopeia. It is thought to be a member of a septuple star system, one of only two known star systems with a multiplicity of 7, the other being Nu Scorpii.

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See also

• ▸Coma (comet)
• ▸470 BC
• ▸John Herschel

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