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Alcor

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alcor star,80 ursae majoris

Alcor is a double star in the constellation Ursa Major. It is the fainter companion to Mizar, the middle star in the handle of the… Read More »Alcor

Mizar

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Mizar star,Zeta Ursae Majoris

Mizar, Zeta Ursae Majoris (ζ UMa), is a quadruple star system in Ursa Major. It has a combined apparent magnitude of 2.04 and lies at… Read More »Mizar

Alkaid

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alkaid star,eta ursae majoris

Alkaid, Eta Ursae Majoris (η UMa) is a blue main sequence star with an apparent magnitude of 1.86, located at a distance of 103.9 light… Read More »Alkaid

Merak

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merak star,beta ursae majoris

Merak, Beta Ursae Majoris (β UMa) is a blue-white subgiant star in the constellation Ursa Major. It is one of the four bright stars that… Read More »Merak

Dubhe

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dubhe star,alpha ursae majoris

Dubhe, Alpha Ursae Majoris (α UMa) is a spectroscopic binary star with an apparent magnitude of 1.79, located at an approximate distance of 123 light… Read More »Dubhe

Megrez

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Megrez star,Delta Ursae Majoris

Megrez, Delta Ursae Majoris (δ UMa), is the faintest of the seven stars that form the Big Dipper asterism. It is a third magnitude star… Read More »Megrez

Phecda

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phecda star,gamma ursae majoris

Phecda, Gamma Ursae Majoris (γ UMa), sometimes also known as Phad, is one of the bright stars forming the Big Dipper‘s bowl and the Great… Read More »Phecda