Messier 31

Menkar

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alpha ceti,menkar star

Menkar, Alpha Ceti (α Cet), is a red giant star located in the constellation Cetus, the Whale. It is one of the stars that outline… Read More »Menkar

Algol

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algol star,beta persei,demon star

Algol, Beta Persei (β Per) is a triple star system located in the constellation Perseus. Commonly known as the Demon Star, it is one of… Read More »Algol

Alpheratz

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alpheratz star, alpha andromedae

Alpheratz, Alpha Andromedae (α And), is a spectroscopic binary star located in the constellation Andromeda. It marks Andromeda’s head. With a combined apparent magnitude of… Read More »Alpheratz

Bharani

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bharani star,41 arietis

41 Arietis (41 Ari) is a triple star system located in the constellation Aries. The brightest component in the system, 41 Arietis Aa, is formally… Read More »Bharani

Mirach

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Beta Andromedae

Mirach, Beta Andromedae (β And), is a red giant star located in the constellation Andromeda. With a mean apparent magnitude of 2.05, it is one… Read More »Mirach

Mirfak

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alpha persei,mirfak star

Mirfak, Alpha Persei (α Per) is a yellow supergiant star located in the constellation Perseus. With an apparent magnitude of 1.806, it is the brightest… Read More »Mirfak

Polaris

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north star

Polaris, Alpha Ursae Minoris (α UMi), commonly known as the North Star, is the closest relatively bright star to the north celestial pole. It lies… Read More »Polaris