U Cephei

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U Cephei [′yü ′sef·ē‚ī]

(astronomy)

A binary star; in this double-star eclipsing system, one component has reached its Roche limit (a dynamical barrier beyond which the size of neither star can expand) while the other is distinctly smaller than this limit.

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Tzeltal
Tzintzuntzan
Tzotzil
u
U blades
U bolt
U center
U Cephei
U coefficient
U figure
U format
U Geminorum stars
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U Sagittae

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